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2.5 mm Jack

17 products from 5 brands

A smaller sibling of the 3.5 mm jack, used where panel space is tight. It appears as a TRS MIDI socket on some pedals and controllers, and as a power or expression input on a few small devices.

Also called: sub-mini, TRS MIDI type B

What it carries

  • MIDI 13 ports
  • Proprietary 6 ports
  • Power 3 ports
  • Headphone 1 ports
  • Line 1 ports

15 inputs, 6 outputs, 3 two-way

Connects with a stock cable to

A stock cable joins 2.5 mm Jack to 1/4-inch Jack, 3.5 mm Minijack, Combo Jack, and Euroblock.

A cable with these two ends is sold as a stock part. Adapters are not counted, and a cable that fits is not proof the signal belongs there.

Gear with this connector

Portable Recorder 6

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Audio Interface 3

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Pedal 3

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Drum Machine 1

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Headphones 1

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Midi Controller 1

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Preamp 1

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Synthesizer 1

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