The Good Verbrations Reverb by Fuchs Audio PLUSH Features the Same Innovative Reverb Circuit Found in their Fabled Verbrator, in a Dedicated Reverb Pedal It Features a Clean, Simple Control Setup, including: -Decay -Reverb (Mix Level) -On/Off Switch You Can Dial in Everything From a Tight, Slapback Decay, to a Long, Lush, Reverberant Decay. Simple to Operate, and it can Run on Either Guitar, or -20db loop level operation. All This With Premium Components, and Extremely Low Noise Floor, make this an Amazing Reverb Unit