This is a ZOOM TAC-2R. It connects via Thunderbolt. I no longer need it as I've replaced my Mac. Specifications are as follows: - Model Name: TAC-2R - Connection: Thunderbolt - Input Terminals: XLR/TRS combo jacks x 2 - Output Terminals: TRS output jacks x 2 - Headphone Output: 1/4 inch headphone jack - Phantom Power: 48V - Included Accessories: Instruction manual, connection cable Cubase LE license code is not included. The exterior condition is quite good.