WARM, TUBE DRIVE SOUNDSThe 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. Features Compact overdrive pedal with warm, smooth overdriven sounds Unique asymmetric overdrive circuitry for a classic, natural tube amp growl Tone control provides precise adjustment of drive sound BOSS five-year warranty Specs Power Supply: Carbon-zinc battery (9 V, 6F22) or Alkaline battery (9 V, 6LR61), AC adaptor (PSA series: sold separately) Current Draw: 10 mA Expected battery life under continuous use: Carbon: Approx. 60 hours, Alkaline: Approx. 90 hours, *These figures will vary depending on the actual conditions of use. Accessories: Owner's manual, Leaflet ("USING THE UNIT SAFELY," "IMPORTANT NOTES," and "Information"), Carbon-zinc battery (9 V, 6F22) Options (sold separately): AC adaptor: PSA series Width: 73 mm, 2-7/8 inches Depth: 129 mm, 5-1/8 inches Height: 59 mm, 2-3/8 inches Weight (including battery): 360 g, 13 oz
