20f4:648b — TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS]

TRENDnet

Vendor ID: 20f4
Product ID: 648b
Combined: 20f4:648b
Decimal: 8436:25739

What is this device?

This is the USB identifier for a TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS] manufactured by TRENDnet. The vendor ID 20f4 is registered to TRENDnet with the USB Implementers Forum, and 648b is the product ID that TRENDnet assigned to this particular model. When you run lsusb on Linux, this device appears as 20f4:648b TRENDnet TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 20f4:648b TRENDnet TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS]

You can filter directly with lsusb -d 20f4:648b, or get the full descriptor dump with lsusb -v -d 20f4:648b. Kernel messages from dmesg show the same pair as idVendor=20f4, idProduct=648b.

Windows

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

USB\VID_20F4&PID_648B
USB\VID_20F4&PID_648B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_20F4&PID_648B"

macOS

$ system_profiler SPUSBDataType
    TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS]:
      Product ID: 0x648b
      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
	648b  TEW-648UBM 802.11n 150Mbps Micro Wireless N Adapter [Realtek RTL8188CUS]

More from TRENDnet

See all 6 devices from TRENDnet →