Andoer Karaoke Sound Mixer Dual Mic Inputs With Cable N-1 Silver Color 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,volume can be adjusted individually. Reverberation delay function and audio inputs/outputs for lef/right channel Volume frequency regulation.