This used Behringer CS400 Compressor Sustainer pedal is in fair condition, showing visible cosmetic wear but fully functional. Designed for guitarists seeking balanced dynamics and sustained notes, the CS400 delivers smooth compression and consistent output. It features dedicated Level, Tone, Attack, and Sustain controls, allowing precise adjustment of your tone to match your playing style. Built with Behringer's standard stompbox housing, it includes a status LED for effect on/off and battery check, and runs on a 9V battery or external power supply (not included). Ideal for studio use or live performance, this cost-effective pedal offers reliable compression and sustain enhancement despite its cosmetic wear.