* Chipset: VT1721HT-S
* Compliant with PCI Specification, Rev. 2.2.
* PCI Plug and Play (PnP) bus interface. 24-bit PCI bus master.
* MPU-401 MIDI UART port
* ACPI and PCI PMI support
* Multi-channel AC-link supported alternatively
* 3.3V operating supply
* Full-duplex playback and recording.
* HRTF 3D positional audio, supporting both DirectSound 3D® & A3D® interfaces.
* Also supports earphones, 2/4/6/8 channel speakers mode.
* Built-in 32 OHM Earphone buffer.
* Downloadable Wave Table Synthesizer, supporting Direct Music®.
* 7/8 channel supports under Windows XP only.
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* Stereo Mixer
1) Stereo analog mixing from CD-Audio and Line-in
2) Stereo digital mixing from Voice, FM/Wave-table, and Digital CD-Audio
3) Mono mixing from MIC. Software adjustable volume.
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* MIDI Interface:Fully compatible with MPU-401 Midi UART
and Sound Blaster Midi mode/Standard IBM PC joystick/back stereo port (dual channels)
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Supports Windows 98SE, ME, 2000, XP