An exemplary embodiment of the present disclosure illustrates a wireless transmission device. The wireless transmission device includes a processor, a remote module, and a transmission module. The remote module includes a wireless transmitting unit. The remote module couples to the processor, the transmission device couples to the processor. The wireless transmitting unit is used for transmitting a first enable signal. The transmission module is used for transferring at least one of data signals after a connection is established between the wireless transmission device and a connecting device. The connecting device enters a connectable mode after receiving the first enable signal and lets the wireless transmission further search for the connecting device.