BOSS MD-2

Nominal Input Level-20 dBuInput Impedance1 M ohmsNominal Output Level-20 dBuOutput Impedance1 k ohmsEquivalent Input Noise Level-110 dBu (IHF-A, Typ.)ControlsPedal Switch, GAIN BOOST Knob, DIST (distortion) Knob, TONE Knob, BOTTOM Knob, LEVEL KnobIndicatorCHECK Indicator (Serves also as battery check indicator)ConnectorsINPUT Jack, OUTPUT Jack, AC Adaptor Jack (DC 9 V)Power SupplyDC 9 V: Dry battery, AC Adaptor (PSA-series: optional)Current Draw18 mA (DC 9 V)AccessoryDry battery (9 V type) S-006P/9 V (6F22/9 V)OptionAC Adaptor: PSA-series