The Wah Lock is Morley's most versatile Wah. Do you want the ease of Switchless activation, but also the ability to cock it? Say no more...The Wah Lock mode emulates a fixed position Wah giving you both. The third WHOA mode also shifts the envelope over to give you a deep vocal Wah sound, which is great for high gain and Bass Guitar. Wah is set for standard Morley Wah Tone, WHOA is exaggerated Wah Tone with gritty vocal-like overtones, and Wah Lock emulates a fixed position Wah. Notch knob dials in the frequency. Features: Switchless, Optical Wah w/ Three Modes: Wah, WHOA, & Wah Lock 20dB Boost is Functional in All Three Wah Modes 20/20 Buffer Circuit Prevents Signal Loss & Maintains Tone Silent Switching to Prevent Pops & Noise Glow-In-The-Dark Treadle Grip/Toe-End Logo MQ2 Custom Inductor, LED indication, Cold-Rolled Steel Housing, Quick Clip Battery Door Runs on 9V DC Battery or Power Supply (Not Included) Get your Morley 20/20 Wah Lock Guitar Effects Pedal today at the guaranteed lowest price from Sam Ash with our 45-day return and 60-day price protection policy. It has been checked out by our gear experts to ensure it is in great condition.