MXR ZW44 Zakk Wylde Berzerker Overdrive Pedal for Guitars with 2 Path Cables and 2 Instrument Cables The MXR ZW-44 Wylde Overdrive Pedal performs like Zakk. Whether on his groundbreaking work with Ozzy Osbourne or with his own Black Label Society Zakk Wylde's guitar playing is loud, tough, and relentless. Zakk's take-no-prisoners attitude extends to his quest for tone, too ZW-44 overdrive pedal will turn your clean amp into a heavy, chunky, crunch machine. Or, use it like Zakk does and kick it in front of a dirty amp for a screaming, sustaining lead tone 3 simple controls-output, tone, and drive-make getting up and running easy, so you can concentrate on your chops MXR ZW44 Zakk Wylde Footswitch Overdrive Pedal has toggles effect on/hardwire bypass (red LED indicates on) with Output knob sets total output level and Drive knob controls amount of distortion guitar pedal guitar pedals pedal guitar pedal for guitar guitar multi effects unit