MXR M305 Multi Mode Tremolo, tremolo effects pedal, 6 selectable tremolo modes (MXR, BIAS, REVO, OPTO, SQR, HARM), tap tempo, expression pedal can blend control settings, switchable mono or stereo input, stereo output via TRS splitter cable or CTR output jack, switchable envelope mode, true bypass / buffered bypass (switchable), controls for Speed, Gain, Depth, CTR slide switch sets function of the CTR output jack, internal DIP switch for Mono / Stereo input mode, bypass footswitch, status LED, metal housing, 6.3 mm stereo in / output jacks (TRS), 6.3 mm stereo CTR output jack