Thank you for viewing. SONY 8-channel audio mixer Model number: MX-P21 This equipment was used professionally. We have not confirmed whether the power turns on or the operation of each channel. Therefore, it is listed as a "junk item." The exterior has scratches, dirt, and signs of use. Due to the age of the equipment, please consider it for parts or repair. Included items: Main unit only (no cables, manuals, etc.) It will be wrapped in bubble wrap and packed in a cardboard box for shipping. *Please purchase only if you understand that this is a used/junk item. *No returns or refunds accepted.