1f9b:b0b1 — UniFi VoIP Phone

This is the USB identifier for a UniFi VoIP Phone manufactured by Ubiquiti Networks, Inc.. The vendor ID 1f9b is registered to Ubiquiti Networks, Inc. with the USB Implementers Forum, and b0b1 is the product ID that Ubiquiti Networks, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 1f9b:b0b1 Ubiquiti Networks, Inc. UniFi VoIP Phone.

Linux

$ lsusb
Bus 001 Device 004: ID 1f9b:b0b1 Ubiquiti Networks, Inc. UniFi VoIP Phone

You can filter directly with lsusb -d 1f9b:b0b1, or get the full descriptor dump with lsusb -v -d 1f9b:b0b1. Kernel messages from dmesg show the same pair as idVendor=1f9b, idProduct=b0b1.

Windows

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

USB\VID_1F9B&PID_B0B1
USB\VID_1F9B&PID_B0B1&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1F9B&PID_B0B1"

macOS

$ system_profiler SPUSBDataType
    UniFi VoIP Phone:
      Product ID: 0xb0b1
      Vendor ID: 0x1f9b  (Ubiquiti Networks, Inc.)

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:

1f9b  Ubiquiti Networks, Inc.
	b0b1  UniFi VoIP Phone

• 1f9b:0241 AirView2-EXT

See all 2 devices from Ubiquiti Networks, Inc. →