Boss SD-1 Super Overdrive

WARM, TUBE DRIVE SOUNDS The SD-1 Super OverDrive pedal produces the warm, natural distortion of an overdriven tube amplifier while maintaining the subtle nuances of a player's picking technique. This is one of BOSS' more subtle and smooth overdrive pedals, perfect for blues and rock. Nominal Input Level: -20 dBu Input Impedance: 1 M ohm Nominal Output Level: -20 dBu Output Impedance: 1 k ohm Recommended Load Impedance: 10 k ohms or greater Bypass: Buffered bypass Controls: DRIVE knob TONE knob LEVEL knob Pedal switch Indicator: CHECK indicator (Used for indication of check battery) Connectors: INPUT jack: 1/4-inch phone type OUTPUT jack: 1/4-inch phone type DC IN jack Power Supply: Carbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61), AC adaptor (PSA series: sold separately) Current Draw: 10 mA