0b33:08a0 — Perfit Mouse

This is the USB identifier for a Perfit Mouse manufactured by Contour Design, Inc.. The vendor ID 0b33 is registered to Contour Design, Inc. with the USB Implementers Forum, and 08a0 is the product ID that Contour Design, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0b33:08a0 Contour Design, Inc. Perfit Mouse.

Linux

$ lsusb
Bus 001 Device 004: ID 0b33:08a0 Contour Design, Inc. Perfit Mouse

You can filter directly with lsusb -d 0b33:08a0, or get the full descriptor dump with lsusb -v -d 0b33:08a0. Kernel messages from dmesg show the same pair as idVendor=0b33, idProduct=08a0.

Windows

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

USB\VID_0B33&PID_08A0
USB\VID_0B33&PID_08A0&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0B33&PID_08A0"

macOS

$ system_profiler SPUSBDataType
    Perfit Mouse:
      Product ID: 0x08a0
      Vendor ID: 0x0b33  (Contour Design, 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:

0b33  Contour Design, Inc.
	08a0  Perfit Mouse

• 0b33:0020 ShuttleXpress
• 0b33:0030 ShuttlePro v2
• 0b33:0401 RollerMouse Free 2
• 0b33:0700 RollerMouse Pro
• 0b33:1000 RollerMouse Red
• 0b33:1010 Vidamic Technomouse IQ

See all 7 devices from Contour Design, Inc. →