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 headphone jack on iPods, tablets and portable DVD players ...

Dependent on the number of connector rings, headphones can also include a microphone. The current trend is for high-end smartphone flagships to exclude the 3.5mm jack, with headphone support being ...

For decades, both RCA and the smaller mini-phone 3.5mm connectors have been the most widely used plugs and sockets on consumer audio equipment (see mini-phone connector). An RCA connector is also ...