Behringer CS400 Compressor/Sustainer Guitar Effects Pedal

Behringer CS400 Compressor/Sustainer Guitar Effects Pedal||Compress loud and boost low signals without degrading the original sound||Dedicated Level, Tone, Attack and Sustain controls for awesome sound shaping||First-class electronic On/Off switch for highest signal integrity in bypass mode||Status LED for effect on/off and battery check||Runs on 9 V battery or the BEHRINGER PSU-SB DC power supply (not included)