1、Allows you experience any reverb from Spring, Plate, Room, Hall, Ducking, Echo to Space sounds, etc. 2、Magnalium alloy housing, good durability. 3、True bypass design, minimizes tone loss and get more control of your pedal. Features: Allows you experience any reverb from Spring, Plate, Room, Hall, Ducking, Echo to Space sounds, etc. Magnalium alloy housing, good durability. Mini size, compact and space-saving. Durable jacks and foot switch. True bypass design, minimizes tone loss and get more control of your pedal. Designed with on / off LED, instructs effects or bypass status. With 4 adjustable knobs: Level, Time, Wave-band, Dry/Wet, 0.25in monaural jack. DC 9V adapter power supply, polarity is positive pole outside and negative pole inside available. Specification: Material: Magnalium Alloy Input: 0.25in monaural jack (impedance: 470K ohms) Output: 0.25in monaural jack (impedance: 100 ohms) Power Requirements: AC adapter 9V DC(Polarity is positive pole outside and negative pole inside available) Current Draw: 50mA Product Size: 9.1 * 3.6 * 3.6cm / 3.6 * 1.4 * 1.4in Product Weight: 144g / 5.1oz Package Size: 11 * 6.5 * 5cm / 4.3 * 2.6 * 2in Package Weight: 167g / 5.9oz Package List: 1 * Reverb Pedal 1 * Cloth Bag 1 * User Manual (English & Chinese) Note: Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly. 1 * Reverb Pedal 1 * Cloth Bag 1 * User Manual (English & Chinese) Note: Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.