The wiring seems to be fine. There's some dirt on the back, so I've priced it low... No pets, and I don't smoke. (´；ω；｀) This is a 12-channel analog mixer with 4 microphone inputs and 2 AUX sends. - Model: 1202VLZ4 - Input Channels: 12 - Microphone Inputs: 4 - AUX Sends: 2 - Main Output: Stereo - Line Inputs: 8 Thank you for looking.