<p>Adopt CMI8738 5.1 multi-channel sound effect chip PCI-e sound card adopts PCI-Express bus slot, supports 6-channel surround sound output, supports DLS sound library technology, supports A3D 1.0 and DS3D, and is compatible with DirectSound 3D and EAX sound effects.</p> <p>Support 24-bit SPDIF OUT and SPDIF IN (optional), provide surround sound field and clear sound quality, suitable for home theater, large-scale 3D games, enjoy music, karaoke and other entertainment.</p> <p>1. Full-duplex 5.1-channel PCI-Express sound card</p> <p>2. Adopt VIA VT1723 Envy24D multi-channel sound effect chip</p> <p>3. Comply with PCI-Express x1 specification revision 1.1</p> <p>4. Comply with AC'97 standard revision 2.3</p> <p>5. Sound sampling rate 24-bit, 48 KHz supports playback and recording</p> <p>6. Support front L\/R, surround L\/R, Centre\/Subwoofer, S\/PDIF-Out</p> <p>7. Optional daughter card supports rear surround L\/R, linear input L\/R, mono Mic-In, S\/PDIF-In</p> <p>8. When the PC power is off or on, the noise balance cancellation function</p> <p>Product name: PCIe sound card</p> <p>Chip: CMI8738</p> <p>Support channel: 5.1 channel</p> <p>Input and output interface: analog, linear input</p> <p>Installation : built-in</p> <p>: Support \/Windows 7\/Vista\/XP\/Server 2003-2008 32\/64-bit, 2000, ME, 98SE OS PC computer with PCI-Express slot</p> <p>Colour: black</p> <p>Material: PCB+metal</p> <p>Note: This product cannot be used in MSWin10windows10\/11 64-bit system</p> <p>Package Content:</p> <p>1 x PCIe sound card</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>