A compact and versatile reverb pedal featuring eight highly musical reverb effects (modulate, spring, plate, hall, room, dynamic, shimmer, and +delay) based on studio-grade algorithms powered by cutting-edge Boss technology. Supports mono or stereo operation, and includes an input for controlling reverb level with an optional expression pedal. Easy to use tone, time and energy level controls. Powered by one 9V battery or optional power supply.