This is another great pedal from Caline capable of producing some amazing Marshall tones. Specializes in creating medium timbre distortion replicating JTM speakers. The two way switch has two modes, Special and Normal. They provide subtle but noticeable differences to your tone. Manipulating the Drive knob you can go from high to low gain distortion. The Rock Face has a durable metal enclosure and a true bypass foots-witch. It takes either 9v batteries or a 9v power supply. (not included) The CP-21 can create medium timbre distortion, which similar to the traditional JTM speakers. The tone owns dynamic range, and keeps perfect touch from low to high gain range. Features: 1. True bypass 2. Power Requirement: 9V DC center negative 3. Current consumption: 30mA 4. Product Dimensions: 11.2x6.4x3.4cm 5. Weight:0.23kgs Packaging information: 1. Dimensions of single box: 12.9x7.7x6cm Note: Power supply included. Please use the 9V DC power adapter whose polarity is negative center otherwise, the product may not work properly. Package List: 1 * Effect Pedal 1 * MEC Power Supply 1A 1000ma 1 * User Manual(English Chinese) No Duty to Canada and USA Free USA Shipping