3D Positional Audio,4 speaker out, Dual game port supported 3D Positional Audio,4 speaker out, Dual game port supported

HRTF-base 3D positional audio, Supports DirectSound 3D,Aureals A3D interface andCreative EAX interface

PCI 2.1/ PCI2.2  compliant,PC98 specification compliantSupport multi-speaker output to 2/2.1/4/4.1/5.1 speakers

Professional digital audio interface that supports 24 bits SPDIF IN

MPU-401 Port, Dual game port ,16 bits full duplex CODEC ,

4CH 16 bits DAC ,32-bit PCI bus master

sound card(ESS 1978/1946/1938)