M-AUDIO FireWire Audiophile -- For home or location digital recording projects, this deceptively simple box provides virtually everything but you need except a microphone and a hard drive! SPDIF I/O MIDI I/O Two 6-pin FireWire ports Sleek sturdy design Supports recording rates up to 24-bit / 96kHz Frequency response - 20Hz - 40kHz +/- 1dB SNR and dynamic range (A-weighted) - 102dB ADC, 106dB DAC THD + N - 0.00281 % @OdBFS (=-91dB) 32k to 96kHz analog I/O 44.1k, 48k, 88.2k and 96kHz SPDIF I/O 2/4 TRS dual stereo headphone jack with independent level control / output level of 1.9 Vpp (-3.3dBV) to a 32 Ohm headphone Momentary software switch headphone source selector Gold plated coaxial SPDIF I/O Pass-through of PCM, AC3 and DTS encoding / decoding (Windows 2000, XP, OS X 10.2 and higher Standard 5-pin DIN connector 1x1 MIDI I/O 4 unbalanced gold plated RCA phono jack line outputs - 1/2 & 3/4 2 unbalanced gold plated RCA phono line inputs 1/2 (L/R) Driver support for Windows and Mac Two 6-pin FireWire ports -- bus power provided to primary port 5.5mm PSU jack