0df6:21f4 — 44 St Bluetooth Device (Sitecom Europe B.V.)

What is this device?

This is the USB identifier for a 44 St Bluetooth Device manufactured by Sitecom Europe B.V.. The vendor ID 0df6 is registered to Sitecom Europe B.V. with the USB Implementers Forum, and 21f4 is the product ID that Sitecom Europe B.V. assigned to this particular model. When you run lsusb on Linux, this device appears as 0df6:21f4 Sitecom Europe B.V. 44 St Bluetooth Device.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0df6:21f4 Sitecom Europe B.V. 44 St Bluetooth Device

You can filter directly with lsusb -d 0df6:21f4, or get the full descriptor dump with lsusb -v -d 0df6:21f4. Kernel messages from dmesg show the same pair as idVendor=0df6, idProduct=21f4.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_0DF6&PID_21F4
USB\VID_0DF6&PID_21F4&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0DF6&PID_21F4"

macOS

$ system_profiler SPUSBDataType
    44 St Bluetooth Device:
      Product ID: 0x21f4
      Vendor ID: 0x0df6  (Sitecom Europe B.V.)

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:

0df6  Sitecom Europe B.V.
	21f4  44 St Bluetooth Device

More from Sitecom Europe B.V.

See all 46 devices from Sitecom Europe B.V. →