AROMA Mini Digital Effect True Bypass AOV-3 OCEAN VERB Digital Reverb Guitar Pedal Model: AROMA AOV-3 , Effect: Digital Reverb Material: Aluminium Alloy. Input Impedance: 470K Ohms , Output Impedance: 100 Ohms Current Draw: 68 mA , Power supply: AC Adapter 9V DC (not included) Item Size: 9 * 3.8 * 4.8cm / 3.5 * 1.5 * 1.8in, Item Weight: 151g / 5.3oz Package Size: 12 * 7 * 6.5cm / 4.7 * 2.7 * 2.5in , Package Weight: 245g / 8.6oz