phone connector - Computer Definition
(1) For telephone connections, see RJ-11.
(2) Also called a "quarter-inch" or "6.3 mm" plug and socket, the phone connector is widely used to connect microphones, headphones and musical instruments to audio equipment. Phone connectors and their mini-phone counterparts are commonly called "audio jacks." See mini-phone connector, RCA connector, A/V ports and plugs and sockets.