0a12:1000 — Bluetooth Dongle (HID proxy mode)

This is the USB identifier for a Bluetooth Dongle (HID proxy mode) manufactured by Cambridge Silicon Radio, Ltd. The vendor ID 0a12 is registered to Cambridge Silicon Radio, Ltd with the USB Implementers Forum, and 1000 is the product ID that Cambridge Silicon Radio, Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 0a12:1000 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HID proxy mode).

Linux

$ lsusb
Bus 001 Device 004: ID 0a12:1000 Cambridge Silicon Radio, Ltd Bluetooth Dongle (HID proxy mode)

You can filter directly with lsusb -d 0a12:1000, or get the full descriptor dump with lsusb -v -d 0a12:1000. Kernel messages from dmesg show the same pair as idVendor=0a12, idProduct=1000.

Windows

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

USB\VID_0A12&PID_1000
USB\VID_0A12&PID_1000&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0A12&PID_1000"

macOS

$ system_profiler SPUSBDataType
    Bluetooth Dongle (HID proxy mode):
      Product ID: 0x1000
      Vendor ID: 0x0a12  (Cambridge Silicon Radio, Ltd)

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.

The exact lines this page is generated from, in the upstream source file:

0a12  Cambridge Silicon Radio, Ltd
	1000  Bluetooth Dongle (HID proxy mode)

• 0a12:0102 Casira with BlueCore3-Multimedia Module
• 0a12:0103 Casira with BlueCore3-Flash Module
• 0a12:0104 Casira with BlueCore4-External Module
• 0a12:0105 Casira with BlueCore4-Multimedia Module
• 0a12:1010 Bluetooth Device
• 0a12:1011 Bluetooth Device
• 0a12:1012 Bluetooth Device
• 0a12:1243 CSRA64210 [TaoTronics Headset BH-22 in charging mode]

See all 27 devices from Cambridge Silicon Radio, Ltd →