22e8:ca04 — Audio
Cambridge Audio
- Vendor ID
- 22e8
- Product ID
- ca04
- Combined
- 22e8:ca04
- Decimal
- 8936:51716
What is this device?
This is the USB identifier for a Audio manufactured by Cambridge Audio. The vendor ID 22e8 is registered to Cambridge Audio with the USB Implementers Forum, and ca04 is the product ID that Cambridge Audio assigned to this particular model. When you run lsusb on Linux, this device appears as 22e8:ca04 Cambridge Audio Audio.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 22e8:ca04 Cambridge Audio Audio
You can filter directly with lsusb -d 22e8:ca04, or get the full descriptor dump with lsusb -v -d 22e8:ca04. Kernel messages from dmesg show the same pair as idVendor=22e8, idProduct=ca04.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_22E8&PID_CA04 USB\VID_22E8&PID_CA04&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_22E8&PID_CA04"
macOS
$ system_profiler SPUSBDataType
Audio:
Product ID: 0xca04
Vendor ID: 0x22e8 (Cambridge Audio)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.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
22e8 Cambridge Audio ca04 Audio