Does this adapter support 6 GHz Wi-Fi?

No. It supports dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz only, with no 6 GHz band.

How does it connect to my computer?

It connects via USB 3.0 and includes two external antennas for the wireless connection.

Can this replace my router or work in a mesh system?

No. It is a USB Wi-Fi adapter intended to upgrade a single laptop or desktop's wireless capability, not a router or mesh node.

TP-Link Archer TX20U Plus Wi-Fi adapter: Prices and Specs

Name: TP-Link Archer TX20U Plus
Brand: TP-Link

Laptop or desktop Wi-Fi 6 upgrade

Updated Oct 10, 2026

Prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.

Overview

The TP-Link Archer TX20U Plus is a Wi-Fi 6 USB adapter designed to bring dual-band wireless to a laptop or desktop. It connects via USB 3.0 and uses two external antennas for its wireless connection.

Who it suits

This adapter is suited to users who want to add Wi-Fi 6 capability to an existing desktop or laptop that lacks modern wireless hardware. It fits setups where an internal card upgrade isn't practical and a USB solution is preferred.

Reasons to consider it

It supports Wi-Fi 6 on both 2.4 GHz and 5 GHz bands, giving access to newer wireless standards without opening up a PC case. The USB 3.0 connection is intended to support the adapter's throughput, and the two external antennas are provided to assist signal reception.

Limitations and compatibility checks

There is no 6 GHz band support, so this is a dual-band Wi-Fi 6 device rather than Wi-Fi 6E. It has no Ethernet ports and is not designed for wired backhaul or mesh networking, as it is a single-device USB adapter rather than a router or node.

Verified specifications

Manufacturer specifications

Wi-Fi generation	Wi-Fi 6
Bands	Dual-band (2.4 + 5 GHz)
6 GHz band	No
Ethernet ports	0
PoE support	No
USB	Yes
Wired backhaul	No
Power	USB 3.0; two external antennas

Current offers

No approved offers in this marketplace yet.

Browse all Wi-Fi adapter deals, or compare against Router and Travel router if you are still deciding.

FAQs

Does this adapter support 6 GHz Wi-Fi?: No. It supports dual-band Wi-Fi 6 on 2.4 GHz and 5 GHz only, with no 6 GHz band.
How does it connect to my computer?: It connects via USB 3.0 and includes two external antennas for the wireless connection.
Can this replace my router or work in a mesh system?: No. It is a USB Wi-Fi adapter intended to upgrade a single laptop or desktop's wireless capability, not a router or mesh node.