Abstract: An exemplary wireless network card includes a wireless network card controller, a bus interface having two input ports and one output port, and a card reader controller, wherein the wireless network card controller and the card reader controller are connected to the inputs port of the bus interface respectively, and the output port of the bus interface is connected to an electronic equipment. The electronic equipment can be linked to a net via the wireless network card controller, and also can receive data transmitted from the card reader read from a memory card.