VSN music Company is the professional manufactures for guitar pedals, looper pedals and other instrument parts with more than 8 years experience. VSN is devoted to develop and manufacture top quality pedal products, try to keep every music-like customer feeling our professionalism, and high cost performance of our products in this business fields. Hope you enjoy our pedals, quality and freely refund will be guaranteed. Features: Super mini size, made of aluminum alloy, convenient and durable. With record(up to 10min), overdub(unlimited), undo, redo and delete functions. Simple operation, one key to achieve almost all of functions. With one knob for adjusting the output volume. Music can be transferred to a computer or mobile phone via an 8GB memory card. Operating Instructions: Working Current:22mA on/off LED indicate effect or bybass LEVEL Knob adjust the the play output volume INPUT Jack:1/4? mono audio jack,for connecting Guitar OUTPUT Jack1/4? mono audio jack,outputs the signal DC In power Jack DC 9V (negative in the center) True Bypass Footswitch Push down the footswitch to toggle between on and bypass statu Packaging: 1X Mini Looper Pedal 1X 8GB SD Card 1X User Manual