1/2 rack space pitch, delay, chorus, and multi-fx processor. 8 user-savable patches. Input, mix, output plus 2 FX parameter control knobs. Stereo 1/4" in/out. Midi syncable (in/thru, switchable thru/out), footswitch jack. 9v wall-wart PS included. Fully inspected and cleaned. #9 condition, studio use.