Built-in reverberation chip, 16 reverberation effects, making tuning more convenient. Supports mobile storage device U disk, songs can be stored in the U disk, inserted for playback. Built-in Bluetooth function, supports wireless docking of most Bluetooth-enabled electronic devices, enjoy wireless. 48V phantom power, compatible with types of microphones, more convenient performance. Voltage stabilization circuit design, easy to use and no loss of sound quality. Note:The glowing part of the product in the picture is a light effect. Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage: AC100-240V Colour:Black Material:Plastic Package Contents: 1 * Audio Mixer 1 * Power adapter Only 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.