MXR M300 Reverb, 6-mode digital reverb effects pedal, Controls for Tone, Decay and Mix, Bypass Footswitch, Internal mono-stereo thomann switch, True Bypass and optional Trails Bypass, Status-LED, 3 bi-color mode indicator LEDs, 100% analog dry path, 6.3 mm stereo TRS IN/OUT jacks- can be used as mono with regular instrument cables, 6.3 mm jack Expression pedal /CV input, metal housing, powered via 9V battery or power supply (included),