Electro-Harmonix Hum Debugger Hum Eliminator Pedal

Every musician battles hum in their signal chain. The Hum Debugger turns it into dead silence, courtesy of a little EHX magic. Not a noise gate, and not a noise suppressor -- but a real hum extractor. Silence is golden. True bypass Absolutely eliminates hum from any audio source Tough and compact die-cast chassis 7.5AC-400 power supply included Dimensions in inches: 4.0 (w) x 4.75 (l) x 2.25 (h) Dimensions in mm: 102 (w) x 121 (l) x 89 (h)