R - Audio Codec
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Audio Codec The Crystal CS4201 AC '97 is a fully AC ’97 compliant codec. The codec's features include:

  • 16-bit stereo full-duplex operation
  • High-quality CD-ROM drive input with ground sense
  • Digital speaker support
  • Stereo line level output
  • Power management support
  • Full duplex variable sampling rate (7 kilohertz (kHz) to 48 kHz) with 1 hertz (Hz) resolution
  • Phat Stereo 3-D stereo enhancement