By using a completely new digital planform, GE100 will provide you with the most authentic, modern and rich tones. No matter it is stompbox simulation or amp simulation, or other effects which carry Mooer’s legacy, this Guitar Multi-Effects Processor will present all. GE100 has its unique and rich tones. With easy operation and versatile function, it can definitely help you to get your own unique sound! Specifications: Brand: MOOER Model: GE100 Material: Metal Bottom ' Plastic Casing Input Jack: 1/4" mono audio jack Output Jack: 1/4" stereo audio jack Power Supper: DC 9V adapter(included) or 4 * AA batteries (not included) Item Size: 23 * 14 * 4.5cm / 9.1 * 5.5 * 1.8in Item Weight: 741g / 1.6lb(excluding batteries) Package Size: 32.5 * 15 * 7cm / 12.8 * 5.9 * 2.8in Package Weight: 1015g / 2.2lb Package List: 1 * Effect Pedal 1 * Power Adapter(EU) 1 * User Manual(English) Note: Please use the 9V power adapter whose polarity is positive pole outside and negative pole inside. Otherwise, the product may not work properly.