Abstract: Wireless stereo headsets and methods of using the headsets are described. In one embodiment, a wireless stereo headset includes a first earpiece, having a first speaker and a first USB connector, and a second earpiece which has a second speaker and a second USB connector. The USB connectors are configured to charge a battery within each earpiece without a cable to connect the earpiece to a source of power, and the earpieces are shaped to matingly engage together such that the first speaker mates with the second USB connector and the second speaker mates with the first USB connector. In one embodiment, each of the first earpiece and the second earpiece can be configured to act as master device and when one becomes the master device, the other earpiece will in response act as the slave device.

Abstract: A portable communication device which, in one exemplary embodiment, includes a first position to cover a display assembly and a keyboard assembly, a second position to form a mobile voice phone and a third position to form a personal digital assistant. In this exemplary embodiment, a display on the display assembly is in a portrait mode relative to said keyboard assembly in the second position and the display on the display assembly is in a landscape mode relative to said keyboard assembly in the third position. Other embodiments are disclosed.

Abstract: A portable communication device which, in one exemplary embodiment, includes a first position to cover a display assembly and a keyboard assembly, a second position to form a mobile voice phone and a third position to form a personal digital assistant. In this exemplary embodiment, a display on the display assembly is in a portrait mode relative to said keyboard assembly in the second position and the display on the display assembly is in a landscape mode relative to said keyboard assembly in the third position. Other embodiments are disclosed.

Abstract: A digital processing device including a keyboard assembly and a display assembly coupled to the keyboard assembly. In one embodiment of the present invention, the keyboard assembly has a collapsed form and an opened form and the display assembly has a display width of at least 800 pixels. The keyboard assembly unfolds to form a full-size keyboard (e.g., in conformance with an ISO 9241-4:1998(E) standard) that allows a user to comfortably, quickly, and accurately “touch-type” in a manner that the user may be accustomed to.