Full-duplex 8CH DAC/2CH ADC 
Supports 96K/24bit playback; 48K/16bit recording 
CE level high-quality Signal-to-Noise Ratio (SNR)~ 100dB 
IIntegrated S/PDIF transmitter supports 44.1k/48k/96KHz sample-rate and 16/24bits resolution 
PCI Rev. 2.2 compliant with bus mastering modes 
Supports the latest Dolby® Digital EX and DTS ®ES 6.1/7.1CH DVD soundtrack playback 
Two S/PDIF inputs for optical and coaxial connectors individually 
Built-in earphone buffer at front-out pings(32 loading) 
One GPIO (General purpose I/O) support 
External EEPROM Interface for SID R/W purpose 
Supports MPU401 MIDI UART port 
DirectSound™ 3 HW acceleration 
ACPI compliant power down management 
Zoomed Video Port support 
Industrial standard 128-lead QFP package 
Pin-to-Pin compatible with CMI8738 series 
Digital power = 3.3V & 5V, Analog power = 5V
Valuable software technology:
C-Media Xear 3D™ 7.1 Virtual Speaker SHIFTER technology 
Sensaura®CRL3D HRTF 3D positional sound enhancement with multi-drive 7.1, EnvironmentFX, ZoomFX, MacroFX, etc. 
Unique Karaoke functionality: Mic Echo, Key-shifting, Vocal Cancellation 
Interesting Magic Voice™ feature to change users' voice tone for IP phone, online games, and messenger applications 
10-band Equalizer with 12 preset modes; 27 global environment effects 
Support 7.1 CH digital audio playback for WinXP, 2K, ME, 98SE (Microsoft DirectX V.8.1 above is required)