The Ampeg Scrambler brings the grind and grit of a valve amp to your pedal board, with a wide range of tones available. The option to blend distortion with clean tone adds another level of versatility. Delivers classic Ampeg grit, grind and sag Separate drive and blend (wet/dry) control Treble and volume control True bypass, analog design with incredible signal-to-noise ratio Roadworthy all-metal chassis construction 9V DC supply or battery capable (not included)