0b81:0102 — Certis V1 fingerprint reader (id3 Technologies)

What is this device?

This is the USB identifier for a Certis V1 fingerprint reader manufactured by id3 Technologies. The vendor ID 0b81 is registered to id3 Technologies with the USB Implementers Forum, and 0102 is the product ID that id3 Technologies assigned to this particular model. When you run lsusb on Linux, this device appears as 0b81:0102 id3 Technologies Certis V1 fingerprint reader.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0b81:0102 id3 Technologies Certis V1 fingerprint reader

You can filter directly with lsusb -d 0b81:0102, or get the full descriptor dump with lsusb -v -d 0b81:0102. Kernel messages from dmesg show the same pair as idVendor=0b81, idProduct=0102.

Windows

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

USB\VID_0B81&PID_0102
USB\VID_0B81&PID_0102&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0B81&PID_0102"

macOS

$ system_profiler SPUSBDataType
    Certis V1 fingerprint reader:
      Product ID: 0x0102
      Vendor ID: 0x0b81  (id3 Technologies)

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:

0b81  id3 Technologies
	0102  Certis V1 fingerprint reader

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