Before downloading, identify the hardware IDs:
If you have an Ezhou 5.1 or 7.1 channel PCI sound card and it’s not working after installing Windows (or showing as "Unknown Device"), you need the correct driver. Below are the verified download links and installation steps.
You have the driver installed, but the speakers are silent. Here is the fix:
If you are reading this, you have likely just purchased a budget PCI sound card branded under the name "Ezhou." While these cards are excellent for revitalizing old PCs or adding surround sound to a basic office computer, they come with one notorious problem: finding a legitimate, virus-free driver download link. ezhou pci sound card driver download link
Unlike giants like Creative or Realtek, Ezhou (a brand often associated with OEM components) rarely provides a dedicated support website. This article will walk you through exactly how to locate, verify, and install the correct driver for your Ezhou PCI sound card without infecting your computer with malware.
| Chipset | Hardware ID example | Direct Download Link (official source) |
|--------|---------------------|------------------------------------------|
| Realtek ALC662 | VEN_10EC&DEV_0662 | Realtek HD Audio Driver R2.82 |
| C-Media CMI8738 | VEN_13F6&DEV_0111 | C-Media CMI8738 v7.12.8.1740 |
| VIA VT1705 | VEN_1106&DEV_1705 | Via Arena (archive) – use Windows update |
Microsoft has built-in drivers for these chips. Before downloading, identify the hardware IDs: If you
Step 1 – Identify the actual chip/model
Step 2 – Safe download sources:
Step 3 – Legacy driver links (for common PCI chips): Step 2 – Safe download sources:
Important warning: Avoid third-party "driver downloader" sites that require payment or bundle malware. For a PCI sound card from an unknown brand, the chip is almost certainly a C-Media or VIA Envy24 variant.
If you can provide the exact device name or hardware IDs (VEN_xxxx&DEV_xxxx) from Device Manager, I can give you a precise, safe download link.