Features: Compact size 4-channel mixing console lightweight and portable suitable for home karaoke network live broadcast music recording etc. With 2 MIC/LINE (TRS & XLR 2-in-1) input jacks for connecting micro musical instruments or other audio devices which supports mono/stereo switch. 2 groups of RCA outputs (L & R) to connect external recorder; 2 TRS stereo outputs(L & R) to connect speaker or amplifier; 1 3.5mm output jack to connect head. With GAINHIGH frequency MID frequency LOW frequency LEVEL control knobs allowing you to modulate more excellent sound effects. DC 5V-12V micro USB power supply can be powered by power adapter power (Not included) or computer super convenient to use. Other features: +48V phantom power for condenser microphone; With USB interface for connecting MP3 player also supports connecting with your smartphone via BT. Specifications: Brand: Muslady Model: M-4U Material: Metal Power Supply: DC 5V-12V Power Adapter: Input 100-240V Item Size: 19.3 * 15 * 4cm / 7.60 * 5.91 * 1.57in Item Weight: 792g / 27.94oz Package Size: 22.3 * 19.5 * 8cm / 8.78 * 7.68 * 3.15in Package Weight: 1000g / 35.27oz Package List: 1 * Mixing Console 1 * Power Adapter 1 * User Manual Certification:NONE Origin:Mainland China