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Tiny USB Wi-Fi 6 adapter in matte black finish

TP-Link

TP-Link Archer TX20U Nano AX1800 Wi-Fi 6 USB Adapter

SKU CH-B37Y-6B1B6

A nano USB adapter adding dual-band Wi-Fi 6 with 1201 Mbps on 5 GHz and 574 Mbps on 2.4 GHz, plus WPA3 security and pre-loaded drivers

  • TypeUSB Wi-FI Adapter
  • Dual-band 2.4 GHz and 5 GHz for flexible connectivity
  • Wi-Fi 6 speeds up to 1201 Mbps on 5 GHz plus 574 Mbps on 2.4 GHz
  • OFDMA and MU-MIMO reduce latency for smoother gaming
  • WPA3 encryption strengthens personal network security
  • Nano form factor plugs in and stays out of the way

Nano USB Adapter for PC Upgrades

The Archer TX20U Nano is a compact USB Wi-Fi 6 adapter that adds dual-band wireless connectivity to desktops or laptops lacking modern Wi-Fi. It targets users who need faster speeds than older adapters provide without opening their case or installing an internal card. The nano form factor stays almost flush with the port, making it practical for both stationary PCs and portable use.

Driver Pre-Loaded for Plug-In Setup

Installation is straightforward because the driver comes pre-loaded on the adapter; plug it into a USB port and run the installer without hunting for downloads. The tiny profile can block adjacent ports on tightly spaced hubs, and USB 2.0 host controllers will limit throughput well below the rated ceiling. Signal strength may drop if the host device sits inside a metal chassis far from the router.

AX1800 Dual-Band Speed Headroom

The adapter delivers up to 1201 Mbps on 5 GHz and 574 Mbps on 2.4 GHz for a combined AX1800 link rate, handling HD streaming, video calls and online gaming with low latency via OFDMA and MU-MIMO. Real-world throughput depends on router capabilities, channel congestion and USB bus speed, so gigabit-class internet plans may not be fully saturated. WPA3 encryption is supported for improved security on compatible networks.

Highlights

  • Dual-band 2.4 GHz and 5 GHz for flexible connectivity
  • Wi-Fi 6 speeds up to 1201 Mbps on 5 GHz plus 574 Mbps on 2.4 GHz
  • OFDMA and MU-MIMO reduce latency for smoother gaming
  • WPA3 encryption strengthens personal network security
  • Nano form factor plugs in and stays out of the way

Specifications

TypeUSB Wi-FI Adapter

Questions about this item

How can I verify the adapter is delivering the 1201 Mbps 5 GHz link after installation?

Check the Windows network status or TP-Link utility; a 5 GHz connection showing a link speed near 1201 Mbps confirms the adapter is operating at its maximum Wi-Fi 6 rate.

Does the package include a USB extension cable or must I buy one separately?

The nano adapter ships with the driver pre-loaded on the device itself; no separate cable or disc is included, so purchase a USB extension only if you need to reposition the dongle for better signal.

Which version should I choose if I want the 1800 Mbps combined throughput?

The Archer TX20U Nano is a single model rated at 1201 Mbps on 5 GHz plus 574 Mbps on 2.4 GHz, giving the stated 1800 Mbps total — there are no alternative capacity versions to select.

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