8 x analog line I/O, 96 kHz/24 bit, SNR 105 dBA, 1/4" TRS jacks 1 x ADAT digital I/O, based on RME's reliable Bitclock PLL 1 x SPDIF digital I/O, based on RME's reliable DIGI96 technology 1 x ADAT Sync In (9-pin D-type) for sample accurate transfers 1 x Word clock I/O (BNC) 1 x analog line/headphone output, separate output for independent submix 1 x MIDI I/O, 16 channels high-speed MIDI