Features: 20db+ clean boost & 15db 2 band EQ, nice embellishing of tone. True bypass design. Mini and exquisite appearance. Aluminum alloy housing. Bass, Treble, Gain, Volume control knobs. Specifications: Color: White Suitable for: Electric guitar Material: Aluminium alloy & PCB Input: 1/4" monaural jack (impedance: 1M Ohms) Output: 1/4" monaural jack (impedance: 10k Ohms) Power requirements: AC adapter 9V DC Current draw: 6mA Item size: 9 * 3.5 * 3.2 cm / 3.5 * 1.4 * 1.3in Item weight: 146g / 5.2oz Package size: 10.5 * 6 * 4.6cm / 4.1 * 2.4 * 1.8in Package weight: 171g / 6.1oz Package List: 1 * Boost Pedal 1 * User Manual (English & Chinese)