Keeley Electronics grand entrance into the hallowed halls of psycho-acoustic processing; Decay, Warmth, Slapback, Blend Controls; Hall, Plate & Room Mode Select; Provides the essentials guitarists are looking for when they need reverb on their pedal boards wihtout a dozen knobs to learn; A true bypass, 100% dry analog path, low noise, 24 bit, high-fidelity reverb processor