2b23:cafe — UsbDk (USB Development Kit)
Red Hat, Inc.
- Vendor ID
- 2b23
- Product ID
- cafe
- Combined
- 2b23:cafe
- Decimal
- 11043:51966
What is this device?
This is the USB identifier for a UsbDk (USB Development Kit) manufactured by Red Hat, Inc.. The vendor ID 2b23 is registered to Red Hat, Inc. with the USB Implementers Forum, and cafe is the product ID that Red Hat, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 2b23:cafe Red Hat, Inc. UsbDk (USB Development Kit).
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 2b23:cafe Red Hat, Inc. UsbDk (USB Development Kit)
You can filter directly with lsusb -d 2b23:cafe, or get the full descriptor dump with lsusb -v -d 2b23:cafe. Kernel messages from dmesg show the same pair as idVendor=2b23, idProduct=cafe.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_2B23&PID_CAFE USB\VID_2B23&PID_CAFE&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_2B23&PID_CAFE"
macOS
$ system_profiler SPUSBDataType
UsbDk (USB Development Kit):
Product ID: 0xcafe
Vendor ID: 0x2b23 (Red Hat, 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.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
2b23 Red Hat, Inc. cafe UsbDk (USB Development Kit)