The OS-2 gives players a choice of overdrive or distortion or lets them combine both--all in a single compact pedal. Its distortion maintains the subtle nuances of single-coil guitar pickups. Flexible distortion pedal capable of producing blended overdrive/distortion sounds Provides both "over-the-top" distortion sounds and less extreme overdrive tones for rhythm playing Includes Level, Tone, Drive and Color controls for precise tonal shaping BOSS 5-year warranty Specs Input Impedance 1 M ohms Output Impedance 10 k ohms or greater Equivalent Input Noise Level -100 dBu or less (IHF-A, 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 12 mA (DC 9 V) Accessories Dry Battery 9 V type (6F22/9 V) Option AC Adaptor (PSA-Series) Size and Weight ( incl. battery ) Width 73 mm 2-7/8 inches Depth 129 mm 5-1/8 inches Height 59 mm 2-3/8 inches Weight 0.4 kg 0 lbs. 15 oz. * 0 dBu = 0.775 Vrms *The specifications are subject to change without notice. Model# OS-2