The Audiomedia III is a PCI DSP audio card first released on 4/22/96.Sample Rates: 11.025k, 22.05k, 44.1kHz, 48kHzA/D Convertor: 1-bit Delta Sigma, 128x Oversampling, 18-bit outputD/A Convertor: 18-bit outputFrequency Response: 20Hz to 20kHzS/N Ratio (A/D/A): 88dB, unweighted, band-limited (22Hz to 22kHz); 90dB, A-weightedTHD: 0.008% @ 1kHzDigital I/O: S/PDIF (2 RCA connectors), IEC 958 format, 24-bit input/output DSP clock: 66mHzPCI power consumption: 6.6 wattsAnalog Input/Output Connectors: 4 RCA jacks, -10dBV, unbalanced. From top to bottom: digital In (yellow), digital out (black), analog in L (white), analog in R (red), analog out L (white), analog out R (red)Physical Dimensions: 7" PCI card Requires SDII 2.82 for 24-bit recording/playback.