Fangrui Product Details Full-featured Compact And Portable - Multi-function 5-way Mixer, Suitable For Small Concerts Music Production Network K Song Live And Other Occasions To Use. Pad One Click Anti-whistling - Press The Button Prevents The Microphone From Howling. Built-in Sound Card Function - It Can Be Used As A Mixer And A Sound Card. Three-stage Equalizer Control - High, Medium And Low Volume Can Be Adjusted More Finely. Provides More Accurate And Clear Sound. 1 Mono Input And 4 Stereo Inputs - 1 Mono Input And 4 Stereo Inputs, Easy To Connect Without Adapters Or Converters. Usb Plug And Play - Storage Devices With Usb Ports Are Available, Connected To The Use Of Lcd Color Screen, The Display Is Clear And Concise. Note:due To Different Factory Batches, Slight Differences In Buttons Will Not Affect Usage. Colour:black Material:plastic Package Contents: 1 * Portable Mixing Console 2 * Usb Cable 1 * English Instruction Manual Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Diff