8 channels of premium 24-bit AD/DA conversion

            Sample rates up to 192kHz upgrade standard

            8 channels of AES, ADAT I/O

            Optional FireWire expansion card for compatibility with OS X, and Windows XP (X-FireWire card)

            Optional expansion card for direct connection to Pro Tools HD (X-HD card)

            Optional expansion card for direct connection to Pro Tools Mix (X-Digi-Mix card)

            “Soft Limit” for maximum digital level without overs

            “UV22HR” for superior dither of high-resolution digital signal to 16 bits for the Internet and CD mastering