Mooer Micro PreAmp 013 Match Box, Effect Pedal, Preamp, Authentic sound of a tube amplifier, Based on a Class A combo in British style, 3-Band EQ, True bypass, Volume, Gain, Bass, Mid and Treble controls, CH / CAB Switch to select between the channels and activation of the speaker simulation, Status LED, Metal housing, Bypass footswitch, 6.3 mm Mono jack input / output, Power supply via optional 9V DC (Mooer PDNW-9V2A-MP) power supply 2.1 mm x 5.5 mm coaxial connection and polarity (-) inside (power supply not included), Current consumption: 300 mA, Dimensions (L x W x H): 94 x 42 x 52 mm, Weight: 160 g@+*Note:* Battery operation is not supported.@+@+*Note:* Register your product at www.w-distribution.com/warranty and extend the warranty to 4 years.