Two designs and two versions to choose from! Expression Pedal [$39]: Plug this into any other pedal with an expression jack to get remote control of that pedal. Volume Control / Expression Combo [$59]: The combo version of this can be used as either an expression or a volume pedal (not simultaneously). Use the slider in your series effect loop to get fully-cranked tube amp sounds at polite volumes. Or put it in your pedal chain to knock off a few dB. This is like the popular little black Amp Box. Details and Specifications: Passive. No power required Choose from 100k or 10k linear potentiometer. 100k works well with EQD, Strymon, EHX, Matthews Effects, and more. 10k works for Boss and perhaps others. Check your pedal's manual to be sure 1/4" TRS (stereo) cable required for expression, not included 1/4" cables (mono or stereo) for volume, not included
