Features 1、[COMBINATION EFFECTS] The guitar combination pedal has 3 effects, namely compressor, tubular overdrive, ultimate overdrive, with 8 ways DC 9V power outputs. 2、[COMPRESSOR EFFECT] Create unlimited cleaning continuity through the output level and sensitivity control knobs. 3、[OVERDRIVE 1 EFFECT] With drive (adjust the amount of distortion), tone (adjust the high volume in the sound) and level (adjust the output volume of the pedal) adjustment knobs. 4、[OVERDRIVE 2 EFFECT] With drive (adjust the amount of overdrive), tone (adjust the frequency of the sound), HP/LP switch forced overdrive gear (OCD). 5、[LOW PEAK MODE] The low peak mode makes your voice more accurate, with almost no coloration, and clear and accurate sound quality. Specifications: Item Type: Multi Effect Processor Material: Metal Color: Silver Product Power Supply: DC 9V power adapter (not included) Package List 1 x Multi Effect Processor