Mooer Micro Preamp 017, Effects Pedal, Preamp, Authentic sound of a tube amplifier, Based on the ultimate compact combo amp from California, 3-Band EQ, True bypass, Volume, gain, bass, mid and treble controls, CH / CAB Switch to select between the channels and activate the speaker simulation, Status LED, Metal housing, Bypass footswitch, 6.3 mm Mono jack input / output, Power supply via 9 V DC (Mooer PDNW-9V2A-MP) Power supply unit (not included in delivery) 2.1 mm x 5.5 mm barrel connector, polarity (-) inside, 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.