This is a TASCAM M-164UF, a high-performance 16-channel analog mixer with an integrated USB audio interface. All basic functions including input/output, EQ, AUX, and USB audio have been tested and confirmed to be working. The unit is in very good condition with minor cosmetic signs of use. It comes with the original box, power cable, USB cable, installation CD, manuals, and a power plug adapter. This versatile mixer is ideal for home studio setups, live streaming, and small venue applications. Please refer to the photos for further details.