0d8c:0004 — CM6631A Audio Processor
C-Media Electronics, Inc.
- Vendor ID
- 0d8c
- Product ID
- 0004
- Combined
- 0d8c:0004
- Decimal
- 3468:4
What is this device?
This is the USB identifier for a CM6631A Audio Processor manufactured by C-Media Electronics, Inc.. The vendor ID 0d8c is registered to C-Media Electronics, Inc. with the USB Implementers Forum, and 0004 is the product ID that C-Media Electronics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0d8c:0004 C-Media Electronics, Inc. CM6631A Audio Processor.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0d8c:0004 C-Media Electronics, Inc. CM6631A Audio Processor
You can filter directly with lsusb -d 0d8c:0004, or get the full descriptor dump with lsusb -v -d 0d8c:0004. Kernel messages from dmesg show the same pair as idVendor=0d8c, idProduct=0004.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0D8C&PID_0004 USB\VID_0D8C&PID_0004&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0D8C&PID_0004"
macOS
$ system_profiler SPUSBDataType
CM6631A Audio Processor:
Product ID: 0x0004
Vendor ID: 0x0d8c (C-Media Electronics, Inc.)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page. C-Media Electronics, Inc. official support →
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
0d8c C-Media Electronics, Inc. 0004 CM6631A Audio Processor