☆ This sound mixer is stable lightweight small and elegant which is suitable for company stage families and KTV rooms. Features: With stable quality portable artistic small and exquisite. Suitable for company stage home KTV rooms etc. Connect the front of amplifier to input and power control the host. Dual Microphone inputs video input and sound output for video signal can be adjusted individually. Reverberation delay function and audio inputsoutputs for leftright channel frequency regulation. frequency regulation. Specifications: Power Supply: plug (Input: 110-240V 5060Hz; Output: 250mA) Working Voltage: 9V- Total Harmonic Distortion: <0.5% @ 1KHz Color: Silver Gold Black(Optional) Item Size: 14 * 8.5 * 4cm / 5.5 * 3.3 * 1.6in Item Weight: 170g / 6oz Package Size: 20 * 16.5 * 6cm / 7.9 * 6.5 * 2.4in Package Weight: 395g / 13.9oz Package List: 1 * Karaoke echo sound mixer 1 * Power adapter plug 1 set of audio cable 1 set of video cable