PCI 2.2 compliant

16-bit full duplex CODEC

Supports Microsoft DirectSound

Newest 6-channel PCI sound card (CMI8738-6CH) from C-Media Technology

HRTF-based CRL 3D extension positional  audio, API compatible with Microsoft,    DirectSound 3D

Supports rear side speakers, CX3D positional audio in 4-ch speaker mode

Supports Microsoft DirectSound and DirectSound 3D and SoundBlaster PCI      standards

Legacy audio SB pro compatible

DLS-based Wavetable music synthesizer, supports direct music

Drivers support: EAX (Environment Audio Extension)

, karaoke key, echo, surround, WinXP, Win95, Win98, NT4.0, Win2000 and LINUX

MPU-401 port