Effect Pedals & Processors
JAM pedals Dyna-ssoR
JAM pedals Dyna-ssoR, Effect Pedal for Electric Guitar, Compressor/Sustainer, Based on the original Ross Compressor and the DynaComp, Controls for level and sustain (compression), True Bypass, Operation with 9 V battery or 9 V DC mains adapter (both...
https://www.bizrate.co.uk/effectpedals_processors/jam-pedals-dyna-ssor-oid1681089011.html