1Compact size 10channel mixer, portable, suitable for home karaoke, webcast, music recording, etc. 2With 10 microphone/wire (for RCA) input jacks for connecting microphones, music instruments or other audio devices that support mono/stereo switches. 3Connect external speaker and amplifier with 2RCA output socket (A & B). 415 channel A and B input volume can be separately controlled by single volume. 5Made of metal material, makes it solid and tough, durable and portable for wide application. Condition: 100% Brand New Item Type: Audio Mixer Material: Metal Color: As Pictures ShownWeight: Approx. 905g/31.9oz Model: 2100 Power Supply: Input AC 100-240V This is a Dc Portable Five-channel Stereo or Ten-channel Mono Input, Ideal for Small Studios and Home Karaoke. Guide: Connect to DC5V socket with equipped rectifier. Turn on the switchs and the indicator light will be on. Connect the signals that need to be mixed to A.B of INPUT 1-5, connect the OUTPUT to the amplifier, and adjust the VOLUMEMASTER as required. 1 x Audio Mixer 1 x Power Adapter 1 x Manual