Mission SP1-L6 Line 6 Helix Expression pedal

Space-saving expression pedal with a rugged die-cast aluminium body Silky feel and smooth pivot for precise parameter control Isolated dual expression outputs for controlling two devices with one pedal Independent pedal range adjustment for each output Works with ¼-inch TRS expression inputs on stomp box pedals, multi-effects, keyboards, MIDI controllers, and more

Expression pedal and passive volume pedal 2 in 1 Working without Battery or Pedal Power Supply Full-size pedal More suitable for the feet 100% analog Passive Volume/Expression Pedal High Compatibility. Working with Guiar, Bass, Keyboard, Synthesizer, Workstation, Controller, etc NOTE: Please use TRS cable,or maybe can not control the volume gradually