Function knobs (Gain,Treble, Bass, Vol)<br>Gain allows you easy to achieve from a barely noticeable boost to a boost with a hint of fuzz.<br>Treble and Bass controls are a great way to cut and boost your frequencies even further.<br>Vol is used to set the output volume.<br><br>Good Overdrive Tone<br>When you use pre-gain stage , you will find the pedal go from a very pristine clean to a very smooth, compressed, overdriven sound. If you switch off it, true bypass can eliminate any signal interference.<br>The CP18 is durably constructed and should live up to the pressures of gigging despite its low price, great for guitarists.<br><br>Specifications<br>Power Supply: 9V DC (Negative in the center).<br>Working current: 30mA<br><br>Package included<br>1 x Effect Pedal.<br>1 x Battery Cable.