Features:Full metal shell, durable and exquisite.5-band slider: Adjust the level of each frequency band. (-18dB~+18dB)Level knob and on/off LED: Adjust the output level and indicate effects or bypass status of Bass EQ.Output jack: 1/4" mono audio jack for signal output.Input jack: 1/4" mono audio jack for connecting guitar.True bypass footswitch design.Specifications:Model: AROMA AEB-3Effect: EqualizerMaterial: Aluminium AlloyInput Impedance: 470K OhmsOutput Impedance: 1K OhmsCurrent Draw: 5 mA Power supply: AC Adapter 9V DC (not included)Item Size: 9 * 3.8 * 4.8cm / 3.5 * 1.5 * 1.8inItem Weight: 142g / 5ozPackage Size: 12 * 7 * 6.5cm / 4.7 * 2.7 * 2.5inPackage Weight: 236g / 8.3ozPackage List:1 * Guitar Effect Equalizer2 * Adhesive Tape1 * User Manual (English & Chinese)1 * Hardcover Box