The Dumble® Silverface pedal is inspired by the early 70's sound. Touch sensitive, gainy, with more of a low mid focus which can be adjusted with the "Depth" control. The circuit has been designed to give natural,valve-like clipping with a smooth,harmonicaly complex sound, synonymous with the dumble signature tone.This pedal shines with humbuckers or singlecoils alike and will flater anything you put through it. 70s Overdrive Special voicing Gain, Volume, Tone, Depth controls LED indicator 9V Battery or 9-18V PSU can be used for more headroom THE DUMBLE RANGE OF PEDALS HAVE NO AFFILIATION WITH HOWARD ALEXANDER DUMBLE AND ARE NOT AVAILABLE FOR SHIPPING TO THE USA BASED ON TRADEMARK TERRITORIES