An electrical connector (100) for receiving a mating plug (5), comprises an insulative housing (1) having a front mating face (111), a mounting face (18), a plurality of side walls (12, 13, 14), and a receiving cavity (15) for receiving the plug and a plurality of passageways (181, 182, 183); a plurality of contacts (21, 22, 23, 24) retained in the passageways and each having a contacting arm and a connecting portion for mounting on a printed circuit board; and a position tab (3) mounted on the housing and extending into the receiving cavity for pressing the plug.