047f:4254 — BUA-100 Bluetooth Adapter
Plantronics, Inc.
- Vendor ID
- 047f
- Product ID
- 4254
- Combined
- 047f:4254
- Decimal
- 1151:16980
What is this device?
This is the USB identifier for a BUA-100 Bluetooth Adapter manufactured by Plantronics, Inc.. The vendor ID 047f is registered to Plantronics, Inc. with the USB Implementers Forum, and 4254 is the product ID that Plantronics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 047f:4254 Plantronics, Inc. BUA-100 Bluetooth Adapter.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 047f:4254 Plantronics, Inc. BUA-100 Bluetooth Adapter
You can filter directly with lsusb -d 047f:4254, or get the full descriptor dump with lsusb -v -d 047f:4254. Kernel messages from dmesg show the same pair as idVendor=047f, idProduct=4254.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_047F&PID_4254 USB\VID_047F&PID_4254&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_047F&PID_4254"
macOS
$ system_profiler SPUSBDataType
BUA-100 Bluetooth Adapter:
Product ID: 0x4254
Vendor ID: 0x047f (Plantronics, 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:
047f Plantronics, Inc. 4254 BUA-100 Bluetooth Adapter