Features: The sound mixer can be controlled by linear audio input and can be connected to 2 sets of microphones.Dual Power Supply Modes - powered by 5V power bank(not included) or power adapter.Features separate reverberation effect and high/bass adjustment.Support functions of U-disk playing MP3 and recording, audio broadcasting, BT playing.With control panel, including knobs of previous music, pause, function switch, next music.Stable, , small and elegant, suitable for stage, families and KTV rooms, enjoy singing and have fun with it.Specifications: Plug Type: EU Plug, it applies to Indonesia, Germany, France, , Italy and so onvoltage: AC220VMaterial: plasticcolour: A-blackPackage Contents: 1 x Stereo Mixer1 AdapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.