Feature: 1. Various Modes: Comes with 11 kinds of classic modulation effect, including low bit, chorus, flange, term, phase, vibra, rotary, liquid and so on. 2. Pretty Effect: Users can set the link relationship between guitar signal and modulation effect, so as to get richer and more varied sound effects. 3. Better Design: The 1/4in mono audio input interface has 470 Ohms impedance, while the 1/4in mono audio output interfaces has 100 Ohms impedance. 4. Sturdy Casing: Adopting high quality metal material, the sturdy casing ensures secure protection and excellent durability for long term using. 5. Easy Carrying: Designed to have a light weight and a compact size as well, both the storage and carrying are very convenient for outdoor playing. Specification: Item Type: Effect Pedal Material: Metal Colour: Green Input: 1/4in mono audio interface (impedance 470 Ω). Output: 1/4in mono audio interface (impedance 100 Ω). Power Supply: 9V DC adapter (negative inside and positive outside). . Package List: 1 x Effect Pedal 1 x User Manual1 x Sticker