We have a few suggestions you could be interested in;
2 channels of premium 24-bit AD/DA conversion. Sample rates up to 192kHz with Apogee's "Intelliclock"
2 channels of AES, S/PDIF (coax & optical), and ADAT/SMUX I/O
MIDI 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 & Mix systems (X-HD card, X-Digi-Mix card)
"Soft Limit" for maximum digital level without overs
CODA: The Aptomizer Level Normalizer, Sample Rate Conversion (SRC), and Apogee's UV22HR for superior dither to 16-bits
INPUTS
Analog In 1-2: Balanced, XLR connectorsAES in: x 2, transformer balanced, XLR connectorsS/ PDIF In: Toslink and CoaxADAT/SMUX In: ToslinkWC In: BNC 75 ohm
OUTPUTS
Analog Out 1-2: Balanced, XLR connector.AES Out: x 2, transformer balanced, XLR connectorS/ PDIF Out: Toslink and CoaxADAT/SMUX Out: ToslinkWC Out: BNC 75 ohms
Sample rates: 44.1 - 48k, 88.2 - 96k, 176.4 - 192k (+/-10%);Frequency response: 10 - 20k (+/- 0.2 dB) at 44.1kAnalog max levels are adjustable between +2 dBu and +26 dBuDynamic range: 114 dB A weighted (AD + DA)THD+N: -105 dB (AD), -103 dB (DA)Power: 90-250 VAC, 50-60Hz, 45Watt