* Multi-functional Wah-Wah pedal—offers everything you need for all styles and sounds * This BEHRINGER product has been designed to compete head to head with leading products on the market * Total optical control for wear-and-tear-free pedal operation (no mechanical pots and switches) * Unique spring-back pedal mechanism with resistance adjustment for ultimate playing style (option to remove) * Heel-down frequency range freely adjustable via Range control (440 Hz to 250 Hz) for use even with bass guitars * Additional Fine Tune control allows high-end extension of sweep range for incredibly bright, ultra-present tone * Ultra-musical Q control for precise filter shaping to achieve vocal-like effects * Tunable boost function including On/Off switch to push your licks up to the limit * Dual LED indicators for Effect On/Off and Boost On/Off at the tail of the pedal for total control * Ultra-low noise circuitry for outstanding audio performance * Runs on 9 V battery or the BEHRINGER PSU-SB DC power supply (not included) * High-quality components and exceptionally rugged construction ensure long life * Conceived and designed by BEHRINGER Germany