05dd:ff31 AWU-120

Delta Electronics, Inc.

Vendor ID
05dd
Product ID
ff31
Combined
05dd:ff31
Decimal
1501:65329

What is this device?

This is the USB identifier for a AWU-120 manufactured by Delta Electronics, Inc.. The vendor ID 05dd is registered to Delta Electronics, Inc. with the USB Implementers Forum, and ff31 is the product ID that Delta Electronics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 05dd:ff31 Delta Electronics, Inc. AWU-120.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 05dd:ff31 Delta Electronics, Inc. AWU-120

You can filter directly with lsusb -d 05dd:ff31, or get the full descriptor dump with lsusb -v -d 05dd:ff31. Kernel messages from dmesg show the same pair as idVendor=05dd, idProduct=ff31.

Windows

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

USB\VID_05DD&PID_FF31
USB\VID_05DD&PID_FF31&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_05DD&PID_FF31"

macOS

$ system_profiler SPUSBDataType
    AWU-120:
      Product ID: 0xff31
      Vendor ID: 0x05dd  (Delta Electronics, Inc.)

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:

05dd  Delta Electronics, Inc.
	ff31  AWU-120

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