0a5c:21bb — BCM2070 Bluetooth 2.1 + EDR
Broadcom Corp.
- Vendor ID
- 0a5c
- Product ID
- 21bb
- Combined
- 0a5c:21bb
- Decimal
- 2652:8635
What is this device?
This is the USB identifier for a BCM2070 Bluetooth 2.1 + EDR manufactured by Broadcom Corp.. The vendor ID 0a5c is registered to Broadcom Corp. with the USB Implementers Forum, and 21bb is the product ID that Broadcom Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 0a5c:21bb Broadcom Corp. BCM2070 Bluetooth 2.1 + EDR.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0a5c:21bb Broadcom Corp. BCM2070 Bluetooth 2.1 + EDR
You can filter directly with lsusb -d 0a5c:21bb, or get the full descriptor dump with lsusb -v -d 0a5c:21bb. Kernel messages from dmesg show the same pair as idVendor=0a5c, idProduct=21bb.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0A5C&PID_21BB USB\VID_0A5C&PID_21BB&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0A5C&PID_21BB"
macOS
$ system_profiler SPUSBDataType
BCM2070 Bluetooth 2.1 + EDR:
Product ID: 0x21bb
Vendor ID: 0x0a5c (Broadcom Corp.)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:
0a5c Broadcom Corp. 21bb BCM2070 Bluetooth 2.1 + EDR