Adapter Deals & Adapters for Sale

This TP-Link USB to Ethernet adapter is $9.93, down from its $16.99 list price. It's the lowest we've seen. Shipping is free for Prime members. Buy Now at Amazon

This Fenvi FV-AXE3000 card adds Wi-Fi 6E and Bluetooth 5.3 to a desktop PC for $28. That's a savings of $22. Shipping is free. Buy Now at Newegg

Clip the coupon to drop the TP-Link USB 3.0 to Ethernet Adapter at Amazon to its best-ever price.  It's also a $10 low.  Shipping is free for Prime members. Buy Now at Amazon

Best Buy offers the ASUS Nano Dual-Band USB WiFi Network Adapter for $7.99.  That's a $12 low.  My Best Buy members get free shipping on all orders (it's free to join). Buy Now at Best Buy

This TP-Link Archer TXE5400UH is $69 off the regular price of $100 at Best Buy. It adds Wi-Fi 6E support with access to the 6 GHz band, plus tri-band speeds up to 2402 Mbps. My Best Buy members get free shipping on all orders (it's free to join). Buy Now at Best Buy

This TP-Link WiFi adapter is just $31 right now at Best Buy. That's less than half of what you'd pay at Amazon (where it costs $70). The adapater adds WiFi 6E support, including access to the newer 6GHz band, along with a high-gain antenna and USB 3.0 connectivity. My Best Buy members get free shipping, too (it's free to join). Buy Now at Best Buy

Handy if your R36S handheld lacks built-in networking and you want a wired connection for faster, more stable downloads than Wi-Fi can offer on these devices. Buy Now at Newegg

Worth a look if you're building out high-throughput networking for data centers or compute clusters, since it handles 400GbE speeds that standard adapters can't touch. Buy Now at Newegg

Handy for reviving an older Dell laptop that's missing mobile broadband, letting you get online without relying on a hotspot or Wi-Fi. Newegg carries it as a straightforward internal upgrade if your model has the WWAN slot ready to go. Buy Now at Newegg

Networking pros and IT admins upgrading fiber links to 10G will want this for long-range single-mode connections up to 10km, and it's currently $4 off the list price at Newegg. Buy Now at Newegg

Server admins needing reliable dual-port gigabit connectivity for a Supermicro build will find this handles network redundancy or link aggregation without the compatibility headaches of third-party cards. Newegg carries it as a straightforward add-in option for anyone expanding a rackmount setup. Buy Now at Newegg

Setting up an older desktop without built-in WiFi becomes simple with this adapter, since it just plugs into a USB port instead of requiring you to crack open the case. Newegg's version is a budget-friendly option for basic browsing and email, though it won't keep up with 4K streaming or heavy downloads. Buy Now at Newegg

Handy for older stereo systems or headphones that lack Bluetooth entirely, letting you stream audio wirelessly without replacing gear that otherwise works fine. Buy Now at Newegg

Setting up an older desktop that lacks built-in WiFi is simple with this adapter, since it just plugs into a USB port instead of requiring you to crack open the case. Buy Now at Newegg

Setting up a home server or NAS box that needs multiple wired connections, this card adds four gigabit ports in one PCIe slot instead of eating up separate expansion slots. Buy Now at Newegg

Home lab builders and small office setups looking to move beyond gigabit speeds will find this card useful for connecting NAS devices or handling multiple high-bandwidth streams at once. The dual-port setup lets you run redundant connections or split traffic across two network segments without adding a second card. Buy Now at Newegg

Grabbing this one makes sense if your desktop or older laptop lacks Bluetooth entirely and you need to connect wireless headphones, keyboards, or a mouse without opening up the case. It's a small, low-cost fix for machines that predate built-in Bluetooth support. Buy Now at Newegg

Handy if your laptop dropped the ethernet port years ago but you still need a stable wired connection for gaming, streaming, or transferring large files without wifi dropouts. Buy Now at Newegg

Handy for laptops that ditched the ethernet port, especially if you're gaming or transferring large files and want a stabler connection than Wi-Fi. Newegg's version works well for anyone who just needs a straightforward plug-and-go adapter without paying for extra ports you won't use. Buy Now at Newegg

Handy for diagnosing or testing M.2 E-key Wi-Fi and Bluetooth modules outside of a laptop chassis, which suits repair techs and anyone troubleshooting a flaky wireless card before committing to a full install. Buy Now at Newegg

Your laptop or mini PC can gain a wired 2.5G connection through the M.2 A+E slot many models already have built in, making it a tidy option if you'd rather not give up a USB port for a dongle. It suits anyone doing file transfers or streaming large amounts of data who needs more reliability than Wi-Fi can offer. Buy Now at Newegg

Anyone adding wired networking to a compact PC or mini-ITX build that lacks a PCIe slot will find this handy, since it taps into an existing M.2 A+E slot instead of eating up expansion space. It's a straightforward way to get 2.5Gbps speeds on a laptop or small-form-factor system without swapping the whole motherboard. Buy Now at Newegg