061d:c020 — SSU-100

This is the USB identifier for a SSU-100 manufactured by Quatech, Inc.. The vendor ID 061d is registered to Quatech, Inc. with the USB Implementers Forum, and c020 is the product ID that Quatech, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 061d:c020 Quatech, Inc. SSU-100.

Linux

$ lsusb
Bus 001 Device 004: ID 061d:c020 Quatech, Inc. SSU-100

You can filter directly with lsusb -d 061d:c020, or get the full descriptor dump with lsusb -v -d 061d:c020. Kernel messages from dmesg show the same pair as idVendor=061d, idProduct=c020.

Windows

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

USB\VID_061D&PID_C020
USB\VID_061D&PID_C020&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_061D&PID_C020"

macOS

$ system_profiler SPUSBDataType
    SSU-100:
      Product ID: 0xc020
      Vendor ID: 0x061d  (Quatech, 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:

061d  Quatech, Inc.
	c020  SSU-100

See all 1 devices from Quatech, Inc. →