0543:1a11 Wireless 802.11g Adapter

ViewSonic Corp.

Vendor ID
0543
Product ID
1a11
Combined
0543:1a11
Decimal
1347:6673

What is this device?

This is the USB identifier for a Wireless 802.11g Adapter manufactured by ViewSonic Corp.. The vendor ID 0543 is registered to ViewSonic Corp. with the USB Implementers Forum, and 1a11 is the product ID that ViewSonic Corp. assigned to this particular model. When you run lsusb on Linux, this device appears as 0543:1a11 ViewSonic Corp. Wireless 802.11g Adapter.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 0543:1a11 ViewSonic Corp. Wireless 802.11g Adapter

You can filter directly with lsusb -d 0543:1a11, or get the full descriptor dump with lsusb -v -d 0543:1a11. Kernel messages from dmesg show the same pair as idVendor=0543, idProduct=1a11.

Windows

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

USB\VID_0543&PID_1A11
USB\VID_0543&PID_1A11&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0543&PID_1A11"

macOS

$ system_profiler SPUSBDataType
    Wireless 802.11g Adapter:
      Product ID: 0x1a11
      Vendor ID: 0x0543  (ViewSonic Corp.)

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:

0543  ViewSonic Corp.
	1a11  Wireless 802.11g Adapter

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