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 MixerMaterial: MetalColour: BlackProduct Applicable Power Supply: 1 x 9V lithium battery (delivered without battery) or DC 12V power adapter. Input: 6.35mm InterfaceOutput: 6.35mm Interface.Package List:1 x Audio Mixer1 x User Manual1 x Plug1 x Cable