British Pedal Company Dallas Brit Face Fuzz Silver; fuzz effects pedal, compact replica of the 1960s Dallas Arbiter Fuzz Face used by artists including Jimi Hendrix, David Gilmour and many others, features Germanium NKT275 Transistors that give a strong, driving tone, limited production, hardwire true bypass, controls for Volume, Fuzz, bypass footswitch, diecast case, silver hammerite finish, 6.3 mm mono in / output jacks, power supply via 9V battery or optional 9V DC adapter (409939), 2.1 x 5.5 mm barrel plug, polarity (-) center (battery is included in the delivery), current draw ca. 6 mA, dimensions (L x W x H) 118 x 79 x 54 mm / 4.65" x 3.11" 2.13", weight 240 g / 0.53 lbs, incl. certificate of authenticity, Please note: All BPC Compact Series pedals require their own isolated 9V power supply. This is due to the nature of the PNP transistors which cannot be used with a daisy chained supply.