mini-phone connector - Computer Definition
Also called a 3.5mm or 1/8" connector, it is a plug and socket widely used for analog audio signals in portable devices. For example, the headphones jack on iPods, tablets and portable DVD players is a mini-phone socket. 2.5mm Sub-Mini Phone The smaller "sub-mini connector" with a thinner shank (2.5mm - 3/32") has been used on cellphones and other compact devices. See phone connector, RCA connector, A/V ports and plugs and sockets.