0803:a312 — Wireless-G

This is the USB identifier for a Wireless-G manufactured by Zoom Telephonics, Inc.. The vendor ID 0803 is registered to Zoom Telephonics, Inc. with the USB Implementers Forum, and a312 is the product ID that Zoom Telephonics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0803:a312 Zoom Telephonics, Inc. Wireless-G.

Linux

$ lsusb
Bus 001 Device 004: ID 0803:a312 Zoom Telephonics, Inc. Wireless-G

You can filter directly with lsusb -d 0803:a312, or get the full descriptor dump with lsusb -v -d 0803:a312. Kernel messages from dmesg show the same pair as idVendor=0803, idProduct=a312.

Windows

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

USB\VID_0803&PID_A312
USB\VID_0803&PID_A312&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0803&PID_A312"

macOS

$ system_profiler SPUSBDataType
    Wireless-G:
      Product ID: 0xa312
      Vendor ID: 0x0803  (Zoom Telephonics, 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:

0803  Zoom Telephonics, Inc.
	a312  Wireless-G

• 0803:5241 Cable Modem
• 0803:5551 DSL Modem
• 0803:9700 2986L FaxModem
• 0803:9800 Cable Modem

See all 9 devices from Zoom Telephonics, Inc. →