UGREEN

UGREEN USB to Ethemet Adapter

Name: UGREEN USB to Ethemet Adapter, 10/100 Mbps Network Adapter, with Ax88772D ChipRJ45 Wired LAN Dongle for Laptop, Compatible with Nintendo Switch
Brand: UGREEN
SKU: B00MYT47EA

Bottom line: The UGREEN USB to Ethemet Adapter: AX88772D chip, a widely supported controller across Windows, macOS, Chrome OS and Linux.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-06

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ AX88772D chip, a widely supported controller across Windows, macOS, Chrome OS and Linux
✓ Plug and play on Windows 11/10/8.1/8, macOS and Chrome OS with no driver download
✓ Works with Nintendo Switch and Switch OLED for lower-latency online play
✓ 2.4 x 0.9 x 0.6 inches with a 3.9-inch cable, pocketable for travel

Cons

✗ Used and vintage listings vary by seller and condition — check the listing photos, description and return terms before buying

Manufacturer description

Skip the Wi-Fi dropouts on your Nintendo Switch or laptop: the UGREEN USB to Ethernet Adapter turns any spare USB-A port into a wired RJ45 connection. Built around the AX88772D chip, it delivers up to 100Mbps over 10/100 Ethernet, which is plenty of headroom for online matches, video calls, HD streaming, and background downloads that Wi-Fi congestion tends to stall. Setup is genuinely plug and play on Windows 11/10/8.1/8, macOS, and Chrome OS with no driver download; Windows XP/7/Vista and Linux need a driver, and UGREEN includes instructions for that install. Compatibility covers Nintendo…

SpecPicks Verdict

SpecPicks scored UGREEN USB to Ethemet Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the retro networking cards category. UGREEN's retro networking cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro networking cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

More Stable Wired Network: The UGREEN usb to ethernet adapter can provide a faster, more reliable and stable wired network. Let you no longer suffer from loss or loading. It's also good for avoiding Wi-Fi interference and privacy issues.(Please note: This product is equipped with the AX88772D chip)
Perfect for Online Game Player: The ethernet to usb is perfectly compatible with Nintendo Switch, Nintendo Switch Oled. No more suffering from slow download speeds and high network latency, enjoy smooth online gaming with friends. (Not compatible with any Wii series devices like Wii, Wii U, Wii Family Edition, and Wii Mini.)
100Mbps Fast Speed: The usb to ethernet can provide up to 100Mbps network speed. It can give a full play to the performance of network and ensure stable speed for online gaming, meeting, class, HD video streaming, upload, download, and more
Easy Setup: The ethernet adapter for laptop is plug and play on Windows 11/10/8.1/8, macOS, and Chrome OS, no need to install driver. It requires installing the driver on Windows XP/7/Vista and Linux, which you can easily install with our instructions
Wide Compatibility: UGREEN usb network adapter is compatible with Nintendo Switch, Nintendo Switch Oled, Laptop, Desktop, Roku Streambar, and more USB-A devices. (Not compatible with Nintendo Switch Lite, Wii, Other TV Boxes, all TV and Fire TV Sticks.)
Compact and Portable: This UGREEN network adapter for pc size is 2.4*0.9*0.6 inch, Cable length 3.9 inch. You can easily take it anywhere with your briefcase or pocket, very suitable for the business person

Full Specifications

Brand	UGREEN
Color	White
Unit Count	1.0 Count
Connectivity	USB, WiFi
Model Number	20253
Compatibility	PC, Switch, Mac, Linux
Built-In Media	CD
Connection Type	Wired
Mfr Part Number	20253
Compatible Devices	Compatible with Nintendo Switch, Windows 10/8/7/Vista/XP, Mac OS X 10.4 and above, Linux kernel 3.x/2.6.x;
Data Link Protocol	100 Mbps Ethernet
Data Transfer Rate	100 Megabits Per Second
Hardware Interface	Ethernet, USB 2.0 Type A
Warranty Description	24 Months Warranty Service by UGREEN
Item Dimensions L x W x H	2.4"L x 0.9"W x 0.6"H
External Testing Certification	177202201739
Global Trade Identification Number	06957303822539
Full listing title	UGREEN USB to Ethemet Adapter, 10/100 Mbps Network Adapter, with Ax88772D ChipRJ45 Wired LAN Dongle for Laptop, Compatible with Nintendo Switch MacBookChromebook Windows macOS Linux (Not for Wii)

Ready to buy?

UGREEN USB to Ethemet Adapter, 10/100 Mbps Network Adapter, with Ax88772D ChipRJ45 Wired LAN Dongle for Laptop, Compatible with Nintendo Switch MacBookChromebook Windows macOS Linux (Not for Wii) is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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