0a12:0002 — Frontline Test Equipment Bluetooth Device

This is the USB identifier for a Frontline Test Equipment Bluetooth Device manufactured by Cambridge Silicon Radio, Ltd. The vendor ID 0a12 is registered to Cambridge Silicon Radio, Ltd with the USB Implementers Forum, and 0002 is the product ID that Cambridge Silicon Radio, Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 0a12:0002 Cambridge Silicon Radio, Ltd Frontline Test Equipment Bluetooth Device.

Linux

$ lsusb
Bus 001 Device 004: ID 0a12:0002 Cambridge Silicon Radio, Ltd Frontline Test Equipment Bluetooth Device

You can filter directly with lsusb -d 0a12:0002, or get the full descriptor dump with lsusb -v -d 0a12:0002. Kernel messages from dmesg show the same pair as idVendor=0a12, idProduct=0002.

Windows

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

USB\VID_0A12&PID_0002
USB\VID_0A12&PID_0002&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0A12&PID_0002"

macOS

$ system_profiler SPUSBDataType
    Frontline Test Equipment Bluetooth Device:
      Product ID: 0x0002
      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
	0002  Frontline Test Equipment Bluetooth Device

• 0a12:0001 Bluetooth Dongle (HCI mode)
• 0a12:0003 Nanosira
• 0a12:0004 Nanosira WHQL Reference Radio
• 0a12:0005 Nanosira-Multimedia
• 0a12:0006 Nanosira-Multimedia WHQL Reference Radio

See all 27 devices from Cambridge Silicon Radio, Ltd →