Check the listing for details. Boss CS-3 Compressor/Sustainer. Color: x, Condition: New. Listed at 109.99 USD. Boss CS-3 Compressor/Sustainer Austin Bazaar is an authorized Boss dealer. Compact compression/sustainer pedal with high-quality circuitryCompresses loud signals and boosts softer signals for a smooth overall soundOnboard Level, Tone, Attack and Sustain controls for precise tonal shapingLow-noise design for super-quiet operationBOSS 5-year warranty The CS-3 Compression Sustainer pedal compresses louder signals while boosting lower signals, providing smooth sustain without degrading the original sound quality. This is the perfect pedal for guitarists and bassists who want to sound their best. Nominal Input Level: -20 dBu Input Impedance: 1 M ohms Nominal Output Level: -20 dBu Output Impedance: 1 k ohms Equivalent Input Noise Level: -110 dBu (IHF-A Weighted, Typ.) Connectors INPUT Jack, OUTPUT Jack, AC Adaptor Jack (DC 9 V) Power Supply: DC 9 V: Dry Battery 9 V type (6F22/9 V), AC Adaptor Current Draw: 11 mA (DC 9 V) Accessories: Dry Battery 9 V type (6F22/9 V) Option: AC Adaptor (PSA-Series) SKU: BOS-CS3