Feature: 1. Mixing Console: This audio mixer comes with 8 channel inputs and 2 channel outputs, ensuring better sound and playing. 2. Easy Adjusting: The volume of each input channel can be adjusted individually with 2 master volume knobs, very simple. 3. Better Designs: Also supports microphone or line, 4 channel stereo and 8 channel mono, input by adjusting the switch. 4. Reliable Works: Can be powered by 1pc 9V lithium battery or DC 12V power adapter, and has a attached. 5. Simple Carrying: Designed to have a light weight and a compact size as well, the carrying are storage are very easy. Specification: Item Type: Audio Mixer Material: Metal Colour: Black Product Applicable Power Supply: 1 x 9V lithium battery (delivered without battery) or DC 12V power adapter. Input: 6.35mm Interface Output: 6.35mm Interface. Package List: 1 x Audio Mixer1 x User Manual1 x Plug1 x Cable