Up to 18 channels of input and output with Digi 002 and Digi 002 Rack Up to 8 channels of input and output with Pro Tools|HD systems The Digidesign ASIO Driver provides the following numbers of input and output channels: The Digidesign ASIO Driver is a single-client, multichannel sound driver that allows third-party audio programs that support the ASIO Driver standard to record and play back through the following Digidesign hardware:įull-duplex playback of 24- and 16-bit audio are supported at sample rates up to 48 kHz, depending on your Digidesign hardware and ASIO client application.