Multi-function electrical connector

A multi-function electrical connector comprising:

• a receptacle connector mounted on a body of a portable audio/video player, the receptacle connector comprising an insulative housing and a plurality of receptacle terminals, and at least one engagement portion being disposed on sides of the insulative housing;
• and
• a plug connector connectable to the receptacle connector, the plug connector comprising a plug housing, a connection portion, at least one latch portion, and at least one press portion, the plug housing comprising a socket opening on a front portion of the plug housing, a chamber on at least one side of the plug housing, and a groove formed in an inner side of the plug housing, the connection portion mounted in the socket opening on the front portion of the plug housing, the plug connector having a plurality of plug terminals corresponding to the plurality of receptacle terminals on the receptacle connector, the latch portion embedded in the groove, the latch portion comprising a conducting portion projecting from the socket opening and positioned on two sides of the plug connector, a crooked hook portion mounted on a front end of the conducting portion and engaged with the engagement portion of the receptacle connector, and a press portion positioned in a chamber of the housing and involved with moving, the latch portion comprising a power supply connection and a fixing portion, wherein the power supply connection is electrically connected with a cable which is led through the line socket of the back portion out of the housing,
• wherein a fixing groove is mounted on the press portion, and a projection is mounted on the fixing portion, and the projection can stab the fixing groove to connect the latch portion.