Model: FRB2Main Material: Aluminum alloyInput Impedance: 1M OhmsOutput Impedance: 10K OhmsPower Supply: External AC adapter delivering 9 volt DC regulated minimum 300mASize: 9.4 * 5.1 * 5.3cm / 3.7 * 2 * 2.1inFull reverb effect.Classic hall effect.True bypass.Powered by AC adapter.Mini and portable, enclosure is aluminum alloy shell.LED indicator shows the working state.Rubber pads on the backside is anti-skid, which enhances the stability and avoids friction between the effect pedal and the ground.Package List:1 * Guitar Effect Pedal1 * User ManualPlease Note: 1.Due to the difference between different monitors,the picture may not reflect the actual color of the item. Please refer to the actual product received.2.Due to the manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!