0536:01a0 — PDT

This is the USB identifier for a PDT manufactured by Hand Held Products (Welch Allyn, Inc.). The vendor ID 0536 is registered to Hand Held Products (Welch Allyn, Inc.) with the USB Implementers Forum, and 01a0 is the product ID that Hand Held Products (Welch Allyn, Inc.) assigned to this particular model. When you run lsusb on Linux, this device appears as 0536:01a0 Hand Held Products (Welch Allyn, Inc.) PDT.

Linux

$ lsusb
Bus 001 Device 004: ID 0536:01a0 Hand Held Products (Welch Allyn, Inc.) PDT

You can filter directly with lsusb -d 0536:01a0, or get the full descriptor dump with lsusb -v -d 0536:01a0. Kernel messages from dmesg show the same pair as idVendor=0536, idProduct=01a0.

Windows

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

USB\VID_0536&PID_01A0
USB\VID_0536&PID_01A0&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0536&PID_01A0"

macOS

$ system_profiler SPUSBDataType
    PDT:
      Product ID: 0x01a0
      Vendor ID: 0x0536  (Hand Held Products (Welch Allyn, 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:

0536  Hand Held Products (Welch Allyn, Inc.)
	01a0  PDT

• 0536:01ca IT4800 Area Imager

See all 2 devices from Hand Held Products (Welch Allyn, Inc.) →