1 / 7TP-Link Archer TX20U Plus AX1800 Wi-Fi 6 USB Adapter
The TP-Link Archer TX20U Plus is an AX1800 dual-band Wi-Fi 6 USB adapter for desktop and laptop computers. Its adjustable high-gain antennas and 1-metre USB cable allow flexible placement, while the listed USB 3.0 connection is important for the advertised performance.
At a glance
- AX1800 dual-band Wi-Fi 6 adapter with listed combined rates of up to 1800 Mbps, split between 5 GHz and 2.4 GHz in the feature claims.
- Two adjustable high-gain antennas and beamforming are intended to help direct the wireless connection toward a router.
- A 1-metre USB cable allows the adapter to sit away from the computer for placement adjustments.
- The listing recommends a USB 3.0 port for optimal performance and says USB 2.0 can bottleneck speeds.
- MU-MIMO, OFDMA and WPA3 are listed features.
Reference price: $44.99
Price checked: Nov 14, 2026
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Pros and cons
Pros
- The cable and adjustable antennas offer more placement flexibility than a compact plug-in adapter.
- Supports both 2.4 GHz and 5 GHz Wi-Fi bands, with legacy wireless protocols also listed.
- USB 3.0 connectivity and WPA3 support are stated in the listing.
Cons
- USB 2.0 use may limit performance according to the listing, so a USB 3.0 port is preferable.
- The stated AX1800 rate is a combined advertised rate across two bands, not a single-band speed guarantee.
Technical specifications
14 specifications| Brand | TP-Link |
|---|---|
| Model | Archer TX20U Plus |
| Colour | Black |
| Advertised data transfer rate | 1800 megabits_per_second |
|---|---|
| Wireless protocols listed | IEEE 802.11a, IEEE 802.11ac, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, USB |
| USB interface | USB, USB 2.0, USB 3.0 |
| Security listed | WPA3 |
| Compatible devices | Desktop, Laptop |
|---|---|
| Operating system family | Windows |
| Minimum required operating system version | Windows 10 |
| Weight listed | 82 g |
|---|---|
| Dimensions | 8.4L x 1.9W x 15.6H centimetres |
| USB cable length | 1.0m |
| Warranty description | 2 year manufacturer |
|---|
What to know before buying
Listing details to confirm
Listing details are inconsistent on dimensions and weight: one entry gives 8.4L x 1.9W x 15.6H centimetres and 82 g, while another gives 8.4 x 1.92 x 15.63 cm and 81.65 g. A separate product-description passage instead names the TX20E, a PCIe adapter with Bluetooth, rather than this USB model. Confirm the selected listing and exact model details before buying.
Who is it for?
A good fit for
- Desktop or laptop owners seeking a USB Wi-Fi adapter with Wi-Fi 6 and dual-band support.
- Buyers who want a cabled antenna position that can be adjusted for reception.
- Users with a USB 3.0 port who want to avoid the listing's stated USB 2.0 speed bottleneck.
Less suited to
- Buyers who need a confirmed macOS or Linux compatibility claim, since the supplied compatibility details specify Windows.
- Anyone looking for a PCIe card or Bluetooth adapter. The product title identifies a USB Wi-Fi adapter, not those functions.
Customer reviews on Amazon
- 5 stars
63% 63% - 4 stars
17% 17% - 3 stars
5% 5% - 2 stars
4% 4% - 1 star
11% 11%
Customer feedback reports positive experiences with speed, ease of installation and signal strength. Opinions are mixed on reliability, quality, connectivity, value and compatibility. For buyers using the listed Windows setup and a USB 3.0 port, the positive reports are relevant to everyday wireless use, but the mixed feedback means consistent connectivity and compatibility should not be assumed.
Positive themes
- Customers report good download speeds and positive signal strength.
- Customers describe installation and use as simple.
Mixed feedback
- Customer feedback is mixed on reliability, product quality and connectivity.
- Opinions are also mixed on value and compatibility with different systems.
Frequently asked questions
Is the Archer TX20U Plus a USB or PCIe adapter?
The product title and principal specifications identify the Archer TX20U Plus as a USB adapter. A conflicting description passage refers to a different model, the TX20E, which it describes as a PCIe card. Check that the selected listing is for the TX20U Plus.
Does it support USB 2.0?
USB 2.0 is included in the listed interface options, but the feature claims say a USB 2.0 port can bottleneck speeds. The listing recommends USB 3.0 for optimal performance.
What operating systems are listed as compatible?
The supplied compatibility details list Windows, with Windows 10 as the minimum required version. They do not confirm compatibility with other operating systems.
What does AX1800 mean here?
The listing describes up to 1800 Mbps combined across 5 GHz and 2.4 GHz, with separate band figures in the feature text. It is not a single-band speed guarantee.
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