20f4:805b — TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU]

TRENDnet

Vendor ID: 20f4
Product ID: 805b
Combined: 20f4:805b
Decimal: 8436:32859

What is this device?

This is the USB identifier for a TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU] manufactured by TRENDnet. The vendor ID 20f4 is registered to TRENDnet with the USB Implementers Forum, and 805b is the product ID that TRENDnet assigned to this particular model. When you run lsusb on Linux, this device appears as 20f4:805b TRENDnet TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU].

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 20f4:805b TRENDnet TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU]

You can filter directly with lsusb -d 20f4:805b, or get the full descriptor dump with lsusb -v -d 20f4:805b. Kernel messages from dmesg show the same pair as idVendor=20f4, idProduct=805b.

Windows

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

USB\VID_20F4&PID_805B
USB\VID_20F4&PID_805B&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_20F4&PID_805B"

macOS

$ system_profiler SPUSBDataType
    TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU]:
      Product ID: 0x805b
      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
	805b  TEW-805UB 300Mbps+867Mbps Wireless AC Adapter [Realtek RTL8812AU]

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