1、DURABLE MATERIAL: Aluminium alloy material body make vintage overdrive pedal safe for transport, stable and strong. Lightweight, possess good strength and good erosion resistance 2、PERFECT SOUND EFFECT: The overdrive effect of guitar effect pedal is mellow, mild, smooth, simply is exquisite, also sustain well, you can use with confidence 3、WITH 3 CONTROL KNOBS: Guitar overdrive pedal come with drive, level and tone control knobs, offer smooth, natural overdrive and boost effects 4、FOR PERFORMANCE: Take your music on the go with this small sized and lightweight pedal, perfect for outdoor gigs. Require a DC 9V adapter(not included in this package) 5、UNIVERSAL INTERFACE: Mini overdrive effect use a 1/4 inch mono jack for signal input and output, versatile and suitable for most instrument interfaces, useful and practical Item Type: Guitar Overdrive Effect Pedal Material: Aluminum alloy Power Supply: 9V DC adapter power supply(not included) Signal Input: 1/4in mono jack Signal Output: 1/4in mono jack 1 x Overdrive Pedal 1 x User Manual