20f4:664b — TEW-664UB H/W:V2.0R

TRENDnet

Vendor ID: 20f4
Product ID: 664b
Combined: 20f4:664b
Decimal: 8436:26187

What is this device?

This is the USB identifier for a TEW-664UB H/W:V2.0R manufactured by TRENDnet. The vendor ID 20f4 is registered to TRENDnet with the USB Implementers Forum, and 664b is the product ID that TRENDnet assigned to this particular model. When you run lsusb on Linux, this device appears as 20f4:664b TRENDnet TEW-664UB H/W:V2.0R.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 20f4:664b TRENDnet TEW-664UB H/W:V2.0R

You can filter directly with lsusb -d 20f4:664b, or get the full descriptor dump with lsusb -v -d 20f4:664b. Kernel messages from dmesg show the same pair as idVendor=20f4, idProduct=664b.

Windows

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

USB\VID_20F4&PID_664B
USB\VID_20F4&PID_664B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_20F4&PID_664B"

macOS

$ system_profiler SPUSBDataType
    TEW-664UB H/W:V2.0R:
      Product ID: 0x664b
      Vendor ID: 0x20f4  (TRENDnet)

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:

20f4  TRENDnet
	664b  TEW-664UB H/W:V2.0R

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