The Roland VS-840, an 8-track digital multitrack recorder, is ideal for professional music production, featuring coaxial and optical inputs and outputs. - Model: Roland VS-840 - Display: Digital display - Input/Output Terminals: Coaxial, Optical, MIDI - Number of Tracks: 8 tracks - Function: Multitrack recording - Control Panel: Button-operated panel - Power Supply: AC power Thank you for viewing. It was working until recently, but it is untested due to a missing power cable. Please contact me if you have any questions.