Patent ID: 8545269

Claim:
A USB wireless connection port for a keyboard, a mouse and a presenter, comprising: a plug body, including: a pair of lateral boards made of metal; an upper board; and a lower board made of metal; a circuit board disposed inside the plug body and having an upper face and a lower face, wherein the USB wireless connection port has a distance between the circuit board and the upper board greater than that between the circuit board and the lower board; a power terminal disposed at the upper face of the circuit board, wherein the upper board has a hollow area exposing the power terminal; a ground terminal disposed at the upper face of the circuit board, wherein the hollow area exposes the ground terminal; a signal output terminal disposed at the upper face of the circuit board, wherein the hollow area exposes the signal output terminal; a signal input terminal disposed at the upper face of the circuit board, wherein the hollow area exposes the signal input terminal; and an electronic element disposed at the lower face of the circuit board and including a wireless module for receiving and sending a wireless signal.