A brief list of features:

• C-Media CMI8770/8768+ 8-channel, PCI chipset
• Dolby Digital Live real-time encoding
• DTS real-time encoding
• Full-duplex 8 channel 24 bit/96kHz DAC and 2 channel 16bit/48KHz ADC (simultaneous 7.1 playback and stereo record)
• Bit-matched playback up to 24bit/96KHz
• S/PDIF input/output at 44.1/48/96KHz at 16/24bit resolution
• Optical and Coaxial outputs, with internal header for optional digital inputs
• Upgradeable op-amps
• DirectSound 3D hardware acceleration
• C-Media Xear 3D 7.1 Virtual Speaker SHIFTER technology
• Buffers on front outputs for driving headphones

• Manufacturer's Features & Specifications:

  • C-Media CMI8770 PCI chipset (8CH audio single chip with DTS Connect and Dolby Digital Live Real-Time Content Encoder)
  • 8CH codec embedded PCI audio single chip
  • Full-duplex 8CH 24bit/96kHz DAC / 2CH 16bit/48kHz ADC
  • Integrated S/PDIF input/output supports 44.1kHz/48kHz/96kHz sample rate and 16/24bits resolution
  • The world's first DTS Connect logo program certificated PCI audio board
  • DTS Interactive : A real-time 5.1 encoder that takes any 2 or more channel and encodes it into DTS bit stream. DTS Interactive provides a single cable connection via S/PDIF digital audio output to a DTS enabled surround sound system by encoding all audio into a DTS compatible bit stream at 1.5Mbps
  • DTS Neo:PC : An up mixing matrix technology that turns any 2 channel audio into 7.1 surround sound. DTS Neo:PC, based upon DTS Neo:6 matrix surround technology, transforms any stereo content such as MP3, WMA or CD audio, into a 7.1-channel surround sound experience
  • Dolby Digital Live(DDL) Real-Time Content Encoder converts PC audio into a 5.1 channel Dolby Digital bit stream
  • Swappable dual DIP type OPAMP controlled preamp circuit (4pcs output control OPAMP IC with DIY socket, 2pcs MIC input control OPAMP IC with DIY socket)
  • Max 2.8Vrms full swing analog output gain by unique preamp circuit / incredible powerful analog output, improve dynamic range / SNR
  • Proper OPAMP control circuit (+8V, -8V dual power supply circuit) for high quality audio quality, prevent audio distortion at high volume leve