Feature:1. Multi Usage: The mixer is capable of mixing signals from CD player, musical instrument, portable recording device, video playback device, and etc.2. 4 Input 1 Output: With 1 main output volume knob and 4 independent input volume knobs, the 4 inputs do not interfere with each other.3. Good Sound Quality: The mixer with excellent performance can provide the highest sound quality even at maximum output levels.4. Passive Circuit Design: The passive circuit design of the mixer will not add or subtract audio signal, outputs stably.5. Small and Portable: The mixer is compact in size, and can easy to carry around, adopts premium shell, sturdy and durable.How to Use:Use directly.Specification:Item Type: Audio MixerMaterial: Acrylic, MetalColour: Black Package List:1 xAudio Mixer1 x Manual