Main features of the Boss OD 3 Effects Pedal: - For electric guitar - Input, output, and AC adapter connectors - Power supply not included - Current consumption of 9 mA (DC 9V) - Dimensions: 70 mm (width) x 125 mm (depth) x 55 mm (height) - Weight: 410 g The OD-3 is the latest saturation effect from BOSS, based on a new dual-phase design for bigger and fuller sounds. The variable unit and Tone controls create saturated sounds from smooth to extreme with almost infinite sustain.