The ultimate live performance wah! We started with Morley's world famous Electro-Optical circuitry and switchless design and added a Boost knob that allows a full 20dB of Wah gain that cuts through the mix. The Wah tone is the perfect hybrid of a traditional and modern Wah voiced to Mark's preferred frequency & sweep. Equipped with our Clear-Tone buffer circuitry that translates your guitar personality and tone while maintaining full output. Roadworthy housing is dressed up with Diamond Plate footpad for no slip Wah action. Powers from one 9V battery or optional Morley adapter. LED Indication, cold-rolled steel housing, quick clip battery door and two-year warranty. Features include: · Switchless design - simply step on to engage Wah mode and step off to go to bypass · Boost knob adds up to a full 20 dB of Wah gain that cuts through the mix · The Wah tone is a perfect hybrid of traditional and modern Wah voicing · Electro-optical design (no pots!) · TrueTone Bypass buffer circuit ensures pure guitar tone and maintains signal level in bypass and Wah mode · Diamond Plate style footpad for no-slip Wah-Wah action · Powers from one 9-volt battery or optional Morley 9V adapter · Cold-rolled steel housing, LED indication, quick clip battery door and two-year warranty · Works with guitar, bass or keys