Mosfet Overdrive Model 2Sv3 Controls: Bypass footswitch Channel footswitch Pilot light (red or amber to indicate channel, off to indicate bypass) "Red" channel drive adjustment (minimum at 12:00, clockwise increase for single-coil pickups, counterclockwise for humbucking) "Red" channel level adjustment "Brown" channel drive adjustment "Brown" channel level adjustment Post-distortion EQ adjustment (cuts midrange at 750Hz, up to 10dB) Connectors: Input: 1/4" phone Ouput: 1/4" phone Power Adapter (9VDC): 5.5 x 2.1mm barrel jack, center negative Bypass switching: True mechanical bypass Battery: one 9V, alkaline recommended Power consumption: ~ 17 mA Internal adjustments: Stage 2 Gain, Stage 2 Treble (adj. w/jeweler's screwdriver) Replaceable components: Socket-mounted capacitor that limits output presence Other: Cast aluminum chassis with power-coat finish, Carling switches, High-grade FMR4 plated-through-hole circuit boards, No electrolytic or tantalum capacitors in the signal path Dimensions: 4.4"(112mm)W x 2.4"(61mm)D x 1.25"(32mm)H to top of enclosure, 2"(51mm) Ht including switches