Patent ID: 8287314

Claim:
An audio jack connector adapted to be electrically connected with a printed circuit board and engaged with an audio plug connector, comprising: an insulating housing having a top surface, a front surface, a rear surface, a bottom surface and two side surfaces, the insulating housing defining an insertion hole extending along an inserting direction of the audio plug connector to penetrate through the front surface, and a fastening groove opened in the top surface, a front of a bottom side of the fastening groove defining a gap communicating with the insertion hole; a plurality of signal terminals disposed at regular intervals between one of the side surfaces and the insertion hole of the insulating housing along the inserting direction of the audio plug connector, and each having one end stretched into the insertion hole to contact the audio plug connector and the other end suspended under the bottom surface of the insulating housing to be connected with the printed circuit board; and a ground terminal having a base plate vertically fastened in one side surface of the insulating housing, a bottom edge of the base plate extending sideward and inclined downward to form a soldering arm projected under the bottom surface to be connected with the printed circuit board, a top edge of the base plate being bent sideward to form a fastening plate of which a front edge extends forward to form an elastic plate having a front end thereof arched downward to form a contact arm, the fastening plate and the elastic plate being disposed in the fastening groove with the contact arm stretched into the insertion hole through the gap to contact the audio plug connector.