Abstract: A data card includes a casing, a circuit board in the casing, a plug electrically connected with the circuit board and a cap part capable of covering the plug; wherein one end of the casing is provided with the plug; a card slot is defined in the casing at a joint of the casing and the plug, and the cap part covers a notch of the card slot when the plug is inserted into the cap part. The invention is mainly used in wireless data signal receiving or transmitting device.

Abstract: Signal amplifiers are provided that have a two (or more) piece housing that has an input port, an output port and a power port. At least one of the housing pieces comprises an aluminum housing piece. A first coaxial connector is mounted in the input port, a second coaxial connector is mounted in the output port and a third coaxial connector is mounted in the power port. A power amplifier is mounted within the housing, and is configured to amplify an input signal received through the first coaxial connector. At least first and second of the housing pieces have at least one metal plated thereon, and the first housing piece is soldered, welded or brazed to the second housing piece.

Abstract: A card edge connector includes an elongated housing and a number of contacts retained in the housing. Each contact has a retaining portion retained in the housing, a contact portion forwardly extending from a front end of the retaining portion and a connecting portion backwardly extending from a rear end of the retaining portion. The contacts are arranged in two rows and formed with a first receiving space between two rows of contact portions to receive a module and a second receiving space between two rows of connecting portions to receive a mother board. The first receiving space defines a first center line along an insertion direction of the module. The second receiving space defines a second center line which is parallel to the first center line and offset to the first center line along an up to down direction perpendicular to the insertion direction.

Abstract: An electrical connector includes a main body, a tongue board located at the front end of the main body, a plurality of first pins and second pins which are located on the main body and extended into the tongue board. One side of the tongue board forms an operation surface. Each first pin has a first contact portion exposed outside of the operation surface. Each first contact portion defines a first contact area. At least one first contact portion defines a second contact area. The second contact area of the first contact portion is closer to the front end of the tongue board than the first contact area. Each second pin has a second contact portion exposed outside of the operation surface, and the second contact portions are respectively located at the rear end of the first contact portion. The electrical connector can be plugged by plugs with different formats.

Abstract: An electrical adapter (100) includes a connector assembly and a case receiving the connector assembly. The connector assembly has a first mating port facing forwardly to receive a first plug and a rear mating port facing backwardly for receiving a second plug. The case has a unitarily formed bushing (42) sheathing the connector assembly. The bushing (42) has a top wall (422), a bottom wall (424), two side walls (426, 428) connecting opposite sides of the top and the bottom walls (422, 424), and a number of protrusions (423, 425, 427, 429) extending from the walls (422, 424, 426, 428) and positioning the connector assembly in the bushing (42).

Abstract: A hot-plugging connector is provided for a hard disk drive (HDD), including an HDD plugging port and a connection port for an SATA cable and a power supply and further includes an HDD plugging indication device having a positive terminal that is supplied with power from a host machine and a negative terminal that is connected to a pin of the connector that is in connection with ah HDD plugging grounding line but is not in direct connection with a grounding line of the host machine. The hot-plugging connector further includes an HDD operation indication device having a positive terminal that is supplied with power from a host machine and a negative terminal that is connected to a pin of the connector that is in connection with an HDD operation grounding line but is not in direct connection with a grounding line of the host computer.

Abstract: An apparatus for connecting a router blade to a router chassis is provided. The apparatus includes an engagement portion; a first side portion coupled with the engagement portion; and a second side portion coupled with the engagement portion. The engagement portion includes a connector system that is operable to couple a router blade with a router chassis. The first side portion is operable to engage the router blade and the router chassis. The second side portion is operable to engage a router blade and the router chassis. The engagement portion, first side portion, and second side portion are sized to engage the router chassis and receive the router blade.

Abstract: A transmission cable provides communication between a computer and an electronic device. The transmission cable includes a first plug and a second plug. The first plug connects with the electronic device. The second plug connects with the computer. The first plug includes a data receiving socket, a data transmission socket, and a grounding socket. The grounding socket is positioned between the data receiving socket and the data transmission socket. The second plug is a D-sub connector.

Abstract: A battery connector includes an insulative housing and a plurality of terminals retained in the housing. The housing defines a mating surface, a rear surface opposite to the mating surface and a plurality of passageways penetrating through the mating surface and the rear surface along a front-to-back direction. At least one pair of first grooves is formed in opposite inner sidewalls of each passageway and running through the rear surface. A pair of slits communicates and is staggered with the corresponding first grooves along a vertical direction perpendicular to the front-to-back direction. Each terminal includes a retention portion with at least one pair of barbs defined at two sides thereof. The retention portions pass through the first grooves along the front-to-back direction and are pressed along the vertical direction so as to retain the barbs in the corresponding slits.

Abstract: An electrical connector includes a housing with a number of passageways, a plurality of contacts retained in the passageways, and a spacer assembly assembled to a rear side of the housing. The contacts are arranged in plural rows along an insertion direction of a mating plug. Each contact has a connecting portion extending along an up to down direction. The spacer assembly has at least two spacers stacked with each other along the up to down direction to jointly receive and position the connecting portions.

Abstract: A universal module has build-in USB-unit(s) or Outlet-unit(s) for variety of electric device(s) or digital data device(s) which has its power-output-end(s) and power-input-end(s) to supply the power to existing electric device(s) or digital data device(s). The said Universal module has passed all related safety testament and got its own safety certification so can incorporate with existing all kind of electric device(s) or digital data device(s) without need to file each individual safety test to save a lot of human resource, time, money, application. The said Universal module also supply the preferred combination for outlet-unit(s) and/or USB-unit(s) to allow people to get power for other device(s) top of the existing original function which lack of the USB-unit(s) and/or outlet-unit(s).

Abstract: A wind turbine generator includes: a nacelle provided with a plurality of modules; a controller provided in a first module out of the plurality of modules; a first device provided in a second module out of the plurality of modules. The controller and the first device are connected with a device-side connection mechanism and a controller-side connection mechanism to allow electrical communications between the controller and the first device. The device-side connection mechanism includes: a first connection element; and a first multicore cable including a plurality of signal lines with one end connected to the controller and the other end connected to the first connection element. The device-side connection mechanism provides an electrical connection between the first connection element and the first device.

Abstract: A packaging system for transferring data from an external resource to the packaging system is disclosed. The packaging system includes a package and a computer disposed within the package. The package includes a first passage and a substantially closed interior defined by closure of the first passage. The computer includes a power connection and a communication connection. A second passage of the package is dimensioned and disposed for accessing at least one of the power connection and the communication connection with the computer disposed within the package. The computer is responsive to a supply of power from an external power supply to the power connection via the second passage, and to a communication link between the communication connection and the external resource to initiate a powered state of the computer and to transfer data from the external resource to the computer.

Abstract: An electrical connector includes an insulating housing defining two openings, a circuit board received in the insulating housing and formed with two sets of contacts, a cover covering the insulating housing and enclosing the circuit board except the sets of contacts, and a pair of grounding shells inserted into the openings respectively. Each of the grounding shells defines an inserting opening exposed through the opening of the insulating housing and a blocking opening received in the insulating housing. One of the grounding shells connects to a grounding unit of a cord telephone base, and the other grounding shell connects to a grounding unit of a portable wireless telephone to prevent the cord telephone base and the portable wireless telephone from electrostatic influence.

Abstract: An adaptor is provided. The adaptor comprises a first portion including a plug insertable into a port of a portable electronic device. The adaptor further comprises a second portion including at least one adaptor contact configured such that, when the plug of the first portion is inserted into the port and the portable electronic device is placed in a pod, the at least one adaptor contact abuts to at least one pod contact in the pod.

Abstract: A medical lead screening connector includes a first housing portion having a first lead receptor channel and a second housing portion having a second lead receptor channel and the second housing portion is pivotally connected to the first housing portion. The first lead receptor channel includes two first contact apertures and the second lead receptor channel comprising two second contact apertures. The first housing portion includes two second lead receptor contacts that mate with the second contact apertures and the second housing portion includes two first lead receptor contacts that mate with the first contact apertures.

Abstract: A power connector includes an insulative housing, a number of contacts retained in the insulative housing and a spacer fixed to the insulative housing. The insulative housing includes a mating surface, an end surface opposite to the mating surface and a plurality of passageways extending through the mating and the end surfaces. A depression and a cavity are recessed into the insulative housing from the mating surface and the end surface, respectively. Each contact includes a main portion received in corresponding passageway and a tail portion located in the cavity in condition that at least one side wall of the tail portion is exposed to the air for excellent heat dissipation.

Abstract: A portable dock and power adapter system includes a dock member having a power adapter member coupling, a plurality of IHS component connectors, and a dock plug that is electrically coupled to the plurality of IHS component connectors and extends from the dock member. The portable dock and power adapter system also includes power adapter member including a dock member coupling and a power adapter plug that is electrically coupled to the dock plug and that extends from the power adapter member. A connecting member extends between the power adapter member and the dock member. The connecting member is operable to orient the power adapter member and the dock member such that the dock member coupling is spaced apart from the power adapter member coupling. The connecting member is also operable to orient the power adapter member and the dock member such that the dock member coupling engages the power adapter member coupling.

Abstract: An electrical outlet includes a housing and a prong fitting member detachably connected to the housing. The housing includes two end surfaces and side surfaces between the two end surfaces. Each side surface defines a two-opening or three-opening socket for inserting a plug.

Abstract: A relay apparatus includes a plurality of connecting terminals, such as a modem connecting terminal, a power line connecting terminal, an electric appliance connecting terminal and an antenna line connecting terminal; a selector that selects at least one connecting terminal from among the plurality of connecting terminals to transmit and receive a communication signal; and a control circuit that controls the selector. The relay apparatus further includes a first communication filter that passes signals in a frequency band used for communication by a power line communication modem and that blocks signals in other frequency bands, and a second communication filter that passes signals in a frequency band used for communication by another electric appliance and that blocks signals in other frequency bands.

Abstract: Systems, apparatus, and methods for expanding a memory card-compatible receptacle for use with a multitude of other connections are provided. In an embodiment, a memory card-compatible receptacle having two sets of contact points communicates with a port expansion device to provide an interface with more commonly used ports.

Abstract: A receptacle connector comprises an insulative housing having a base portion; a plurality of terminals retained in the insulative housing; a shielding shell assembled on the base portion of the insulative housing and defined a mating cavity. A reinforced bracket includes a main portion attached to a bottom of the shielding shell and a pair of mounting portions extending from two ends of the main portion. Therefore, overall rigidity of the receptacle connector may be increased.

Abstract: An electrical adaptor includes a first connector body loaded with first terminals and a second connector body loaded with second terminals. The two connector bodies assembly attaches with each other and each defines a mating port opposite to each other. At least partial of the first terminals each includes a contacting strip in the mating port of the first connector body and a touching portion. Each second terminal includes a contacting portion in the mating port of the second connector body and a touching portion. Each touching portion of the first terminals contacts with touching portions of two or more said second terminals.

Abstract: An ornamental strap with charging and data transmitting function is disclosed, The ornamental strap comprises: a data cable; a base; a data connector rotatably connected to the base; and a USB connector; wherein a positioning groove is provided between the data connector and the base; the data cable has one end connected to the data connector, and the other end bent and turned back to connect with the USB connector after passing through the positioning groove. Therefore, the data cable forms a loop at one end of the base such that it can be carried about and will not be lost easily, and further it can be used as an ornament.

Abstract: A method, system and apparatus for efficiency coupling a LTO HH tape drive device having a Serial Attached SCSI connector to a SAS-Cable. The method for coupling a LTO HH tape drive device having a Serial Attached SCSI connector to a SAS-Cable includes employing an adapter having a structure featuring an offset between the centerlines of the LTO side and the SAS-Cable side. The method also includes reducing the overmold structure of the adapter on the SAS Cable Side of the adapter to prevent interference from excess structure contained on the connector during the insertion of the SAS Cable as well as enhancing the overmold structure of the adapter on the LTO drive side of the adapter to facilitate a secure grip on the adapter.

Abstract: A high speed connector includes a male connector portion and a female connector portion. The male connector portion includes a male-portion housing and high-speed male terminals and other male terminals received in the male-portion housing. The female connector portion includes a female-portion housing and high-speed female terminals and other female terminals received in the female-portion housing. The high-speed male and female terminals both include a fixing section for fixing the terminals in the respective housings. The high-speed male and female terminals both include flat-structured terminals and deviated-structured terminals. The fixing section of the the flat-structured terminal is located on the same plane as other sections of the terminal, while the fixing section of the deviated-structured terminal is deviated sidways with respect to the other sections. Such an alternating arrangement allows the connector to be minatruized and interference and loss of signals transmitted therethrough are reduced.

Abstract: An electrical connector (100) includes an insulative housing (10) which includes a first housing (11) and a second housing (12) engaging with each other, a number of first contacts (2) insert molded in the first housing (11), and a number of second contacts (3) retained in the second housing (12). The first housing (11) has a body portion (13) and a tongue (14) extending from the body portion (13). Each first contact (2) has a first contact portion (22) extending to the tongue (14) and a first soldering portion (23) extending out of the first housing (11). Each second contact (3) has a second securing portion (31) retained on the second housing (12), a second contact portion (32) extending to the tongue (14) behind the first contact portions (22), and a second soldering portion (33) extending out of the second housing (12).

Abstract: A display adapter for a digital connector and an analog connector. The display adapter includes a PCB (printed circuit board). A first connector and a second connector are both mounted on the PCB. The first connector and second connectors can be VGA, DVI-I, DVI-D, or HDMI format. The PCB is configured to communicatively couple video signals between the first connector having one format and the second connector having a different format.

Abstract: A display adapter for a digital connector and an analog connector. The display adapter includes a PCB (printed circuit board). A first connector and a second connector are both mounted on the PCB. The first connector and second connectors can be VGA, DVI-I, DVI-D, or HDMI format. The PCB is configured to communicatively couple video signals between the first connector having one format and the second connector having a different format.

Abstract: An optical transceiver module is provided that has a pivoting bail latching mechanism that is extremely stiff and locks via a cam locking configuration rather than relying on spring-loading forces to bias the latching mechanism to and maintain the latching mechanism in a desired position. The stiffness of the pivoting bail latching mechanism provided by the cam locking configuration better ensures that forces exerted the transceiver module will not cause the transceiver module to come out of the cage while latched.

Abstract: An electrical connector for transmitting data signals between the insulated conductors of a first data cable and corresponding insulated conductors of a second data cable, including a first part having a socket shaped to at least partially receive a plug of said first data cable; a second part having a plurality of insulation displacement contact slots shaped to receive end sections of the conductors of the second data cable; a plurality of electrically conductive contacts including resiliently compressible spring finger contacts extending into the socket for electrical connection with corresponding conductors of the first cable; insulation displacement contacts seated in corresponding insulation displacement contact slots for effecting electrical connection with corresponding conductors of the second data cable; and mid sections extending therebetween; and a plurality of capacitive plates coupled to respective ones of said mid sections of the contacts by electrically conductive stems, wherein the capacitive

Abstract: Disclosed is an electrical power receptacle with rotatable USB jacks comprising a main body including at least one shaft section; at least one electrical outlet assembly being disposed on the main body; a rotating member, coupled to the main body via the shaft section, being rotatable along the shaft section, and a rotational angle thereof being determined with respect to structural designs; and at least one USB jack assembly, being disposed on the rotating member and rotatable along with the rotational movement of the rotating member. An electric plug assembly with conducting prongs is disposed on the main body for connecting with the public electrical power distribution system. Thus, by adjusting the direction of rotation in accordance with the USB jack assemblies according to the present invention, the restriction in application range thereof decreases.

Abstract: A high speed connector includes a male connector portion and a female connector portion. The male connector portion includes a male-portion housing and high-speed male terminals and other male terminals received in the male-portion housing. The female connector portion includes a female-portion housing and high-speed female terminals and other female terminals received in the female-portion housing. The high-speed male and female terminals both include a fixing section for fixing the terminals in the respective housings. The high-speed male and female terminals both include flat-structured terminals and deviated-structured terminals. The fixing section of the flat-structured terminal is located on the same plane as other sections of the terminal, while the fixing section of the deviated-structured terminal is deviated sidways with respect to the other sections. Such an alternating arrangement allows the connector to be minatruized and interference and loss of signals transmitted therethrough are reduced.

Abstract: An electrical connector for coupling two electrical connectors is described, the electrical connector configured to couple with a first complementary connector by means of a tongue portion and a pair of end walls, the tongue portion comprising first, second and third tongue sections; a plurality of contacts positioned in the connector housing; and wherein the contacts are grouped into first set and second sets of contacts positioned in the first and second tongue sections respectively. In another embodiment, the contacts are grouped into first, second and third sets of contacts positioned in the first, second and third tongue sections respectively. In another embodiment, an interconnect system having at least one electrical connector coupled to two electrical connectors is described.

Abstract: An earphone adapter for being fastened to a cable includes a plug part, a socket part connecting with the plug part and a shell enclosing inner ends of the plug part and the socket part. Several portions of an outer surface of the shell protrude outward to form two first fastening blocks spaced from each other, and a second fastening block located between the two first fastening blocks. A bottom of each first fastening block is concaved inward to form a first fastening groove passing through a side thereof adjacent to the second fastening block. A top of the second fastening block is concaved inward to form a second fastening groove. A substantial middle portion of the cable is placed in the second fastening groove with two ends thereof being clipped in the first fastening grooves along two ends of the second fastening groove, respectively.

Abstract: An electrical connector includes a first connector interface and a second connector interface arranged side by side and spaced from each other along a longitudinal direction of the electrical connector. The first connector interface is of tongue portion with a plurality of contacts arranged on the tongue portion; the second connector interface is of frame shape. Two end walls are disposed at two opposite ends of the connector along the longitudinal direction and aligned with two connector interfaces and a connecting wall connects with the end walls at one side of the connector interfaces. The second connector interface has at least one mating cavity, which has no wall at one side so that the mating cavity directly faces to one guiding slot on the end wall.

Abstract: An electrical connector (100) comprises the following: (a) a first element (102) having an opening (114) for receiving an electrical cable (116), (b) a second element (104, 106) coupled to an electrical connector element (108), wherein the first element is coupled to the second element in order to define a cavity between the first and the second elements, wherein the connector element is in electrical contact with the cable in the cavity, and (c) an adjustable insulating shield (110) that is movable between a first position and a second position relative to the second element, such that a conductive contact section of the connector element is exposed for direct contact when the shield is moved to the first position, and that the shield covers the section in order to restrict direct access to the section when the shield is moved to the second position.

Abstract: An information processing device is provided. The device includes an upper enclosure; a lower enclosure which supports the upper enclosure with a varied attitude and on which the upper enclosure may be superposed; a disk drive device stored in the upper or lower enclosure and having a disk mounting part on which a disk-shaped recording medium is detachably mounted; and an enclosure moving mechanism setting a disk storage region to have a first thickness with the upper enclosure allowed to have a distance from the lower enclosure when the disk drive device is used and setting the disk storage region to have a second thickness smaller than the first thickness with the upper enclosure allowed to come close to the lower enclosure to reduce the disk storage region when the disk drive device is not used.

Abstract: An electrical connector includes a first connector interface and a second connector interface arranged side by side and spaced from each other along a longitudinal direction of the electrical connector. The first connector interface is of tongue portion with a plurality of contacts arranged on the tongue portion; the second connector interface is of frame shape. Two end walls are disposed at two opposite ends of the connector along the longitudinal direction and aligned with two connector interfaces and a connecting wall connects with the end walls at one side of the connector interfaces. The second connector interface has at least one mating cavity, which has no wall at one side so that the mating cavity directly faces to one guiding slot on the end wall.

Abstract: A rear board of a blade server, a blade server and a subrack are provided. The blade server includes a front board and a back board, the rear board includes a standard ATCA interface, and the rear board is connected to the front board by the standard ATCA interface. The blade server also includes a connector configured to connect hard disks which is set on the rear board, and a portion of the rear board on which the connector is set is extended outward so as to accommodate at least two hard disks, and the at least two hard disks are connected to the connector. The blade server increases the ability of the heat dissipation ability of the front board, and the rear board supports data backup between the two hard disks and hot plug.

Abstract: A set of electrical connector pins for a thermocouple includes two materially similar conductor pairs, each conductor pair having conductors composed of a different material, and carried by an electrically insulating connector housing. The different materials of the conductor pairs provide a partial compensation to the thermocouple EMF developed between the hot junction and the cold junction when engaged thereto for the different type thermocouples. The conductors of each pair are operable to engage with two thermoelement conductors that form a thermocouple of differing types. The thermocouples provide a hot junction electrical interconnection therebetween at one end and are coupled to a cold junction at another end.

Abstract: A universal serial bus adapter includes an adapter board, a sliding element, a receiving cover, and a pivoting element. The adapter board includes a main board, a golden finger board extending from an end of the main board, and a number of signal pins arranged on the main board. The golden finger board includes a number of golden fingers attached on the golden finger board and correspondingly electrically connected to the signal pins. The sliding element includes a main body slidably mounted to the signal pins. The receiving cover is operable to receive the main board and the main body, with the golden finger board exposed outside of the receiving cover. The pivoting element includes a board pivotally mounted on the receiving cover.

Abstract: Communications connectors communicatively and physically join a plurality of network elements. Communications connectors are substantially flangeless so as to provide a substantially continuous surface between the connector and network elements joined thereto. Communications connectors may include or be modified with a grounding surface or a seating member. Communications connectors include a variety of communicative contact surfaces and joining mechanisms, including those compatible with known 7/16 DIN connections. Methods include installing network elements to connection interfaces on connectors without the use of a flange or other exterior part. Methods optionally include applying an adhesive to connection interfaces to provide a breakable, locked connection between network elements and connectors.

Abstract: An interface comprising a docking site having a first electrical connector adapted to interconnect a bus, and having at least one first retainer portion; and an adapter comprising: at least one second retainer portion, wherein the at least one second retainer portion and the at least one first retainer portion are adapted to releasably engage; a second electrical connector, wherein the second electrical connector and the first electrical connector are adapted to engage and interconnect; at least one port adapted to accept at least one modular connector having at least one electrical contact; and at least one electrical interconnect adapted to interconnect the at least one electrical contact with the second electrical connector.

Abstract: A method and system for coupling to a palmtop computer that supports both mobile computing and desktop use. A palmtop computer docking system is disclosed that includes a cable assembly and a base. The cable assembly includes a palmtop computer connection mechanism that is connected to a USB connector and that is connected to a power connection mechanism via an electrical cable. Power is provided via the power connection mechanism. The cable assembly is adapted to engage the base so as to produce a fully functional docking cradle. In operation, once the cable assembly is engaged with the base, the USB connector is then coupled to the desired computing device (typically either a portable computer or a full-size computer). The resulting docking cradle facilitates desktop use such as, for example, communication with a full size computer. The cable assembly can be removed from the base and can be used independently of the base for mobile computing.

Abstract: Provided is an adapter for an electrical device such as a photographing device. In an embodiment, the adapter includes a base frame, a connector that is disposed in the base frame and can be connected to a power input terminal of the electrical device, and a power input jack that is disposed in the base frame and electrically connected to the connector and can be connected to an external power supply device. In yet another embodiment, the power input jack of the previously-mentioned embodiment is replaced with a power input cord having a plug that is configured to interface with an external power supply device such as an AC power outlet.

Abstract: Audio cables used in deploying audio equipment are typically selected to minimize signal transmission losses and may be chosen based on a distance between, and terminations of, an amplifier system and a loudspeaker system. Since this is usually unknown prior to deployment, multiple audio cables with different sizes and terminations and a variety of electrical extension cords to connect to a power supply line are transported. A loudspeaker adapter for the loudspeaker system and an amplifier adapter for the amplifier system can be used to interconnect the two systems via electrical extension cords. This precludes the need for transporting a large number of audio cables, and allows for interconnecting the loudspeaker and the amplifier systems without prior knowledge of the distance between the systems. Safety hazards and component damage can also be minimized by not connecting a hot terminal in the AC connectors of the loudspeaker and amplifier adapters.

Abstract: A socket extension apparatus, including: an elongate extension member having a first end and a second end; and at least one socket member in operational communication with the second end of the extension member and in direct or indirect electrical communication with an external power source through the first end of the extension member, the at least one socket member comprising at least one socket recess configured to removably engage at least one light bulb. A socket adapter and a plug adapter are also provided.

Abstract: A lamp tube coupler is that an insulation terminal seat is respectively disposed to two ends of an expansible outer cylinder. A pair of electrode coupling members is disposed to each insulation terminal seat. The electrode coupling members corresponding to each other at the two ends of the expansible outer cylinder form a conduction mode through respective springs. While using every lamp tube coupler, the coupler is disposed between the two lamp tubes. The electrode coupling members at two ends are respectively inserted into the electrode sockets of the two lamp tubes to achieve the goal of cascading at least two lamp tubes.

Abstract: A combination electric plug assembly includes an electric plug, which has an electrically insulative housing defining a front receiving chamber and a set of power terminals and a set of signal terminals mounted in the front receiving chamber, and an adapter which has an electrically insulative housing defining a receiving chamber for receiving the electrically insulative housing of the electric plug, an electrically insulative core member suspending in the electrically insulative housing and insertable into the front receiving chamber of the electric plug, and a set of terminal power terminals and a set of signal terminals respectively mounted in the electrically insulative core member and respectively soldered to a circuit board of an electronic apparatus for the contact of the power terminals and signal terminals of the electric plug for transmitting power supply and signal at the same time.