Filter modelling effects pedal for electric guitar that delivers the whole history from funky auto-wah, twin, band-pass to swirling low-pass filter effects – at the touch of a footswitch. It is equipped with the Real Sound Modeling (RSM) system combines state-of-the-art DSP technology with sophisticated algorithms to emulate real acoustic environments. The pedal features dedicated Peak, Range, Sensitivity, Filter and Polarity controls for awesome sound shaping, status LED for effect on/off and battery check and first-class electronic On/Off switch for highest signal integrity in bypass mode. It runs on 9 V battery or the BEHRINGER PSU-SB DC power supply (not included).