Check the listing for details. Boss CS-3 Compression Sustainer Compressor Effects Pedal. Condition: New. Listed at 109.99 USD. Boss CS-3 Compression Sustainer Compressor Effects Pedal Description 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. Features 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 operation Attributes Color: BlueTechnical Specifications Features: Battery-PoweredDimensions: 2.4" H x 2.9" W x 5.1" DWeight: 1 lbsEQ: Tone ControlInputs: 1 x 1/4"Outputs: 1 x 1/4"Power Source: 9V DC power supply (sold separately)Effects: CompressorProcessing Type: DigitalBatteries: 1 x 9VPower Usage: 20mA