Adapter Deals & Adapters for Sale

Wired ethernet plus WiFi in one small module makes this a solid pick for home automation projects where you want a reliable, low-latency connection instead of relying on spotty WiFi alone. Buy Now at Newegg

Anyone building home automation or industrial monitoring setups will appreciate the built-in Ethernet port here, since it gives you a stable wired connection instead of relying on spotty Wi-Fi for your Bluetooth-to-network bridging. Buy Now at Newegg

Anyone setting up cameras, access points, or other PoE gear in a garage, warehouse, or unheated space will appreciate the industrial-rated build here, since it's designed to handle temperature extremes that a standard injector can't. Buy Now at Newegg

Handy for anyone running older serial equipment on a modern network, since it lets those devices communicate over Ethernet without needing a separate power supply nearby. Newegg has it if you're setting up a workshop, lab, or industrial site where running a power outlet to your equipment isn't practical. Buy Now at Newegg

Anyone running a home lab or small server setup that needs reliable 10-gigabit networking will get solid mileage from this card, especially for connecting NAS boxes or handling heavy file transfers between machines. Newegg has it if you're piecing together a network upgrade without going through enterprise suppliers. Buy Now at Newegg

Anyone stuck with a desktop or older laptop lacking Bluetooth can plug this into a USB port and get wireless headphones or a keyboard working without swapping hardware. Buy Now at Newegg

Handy if you need to bridge an older serial device onto a modern network, letting you control or monitor it over Ethernet or Bluetooth instead of running a direct cable to it. Buy Now at Newegg

Anyone dealing with a spotty Wi-Fi connection or streaming and gaming on a desktop will notice the difference a wired gigabit connection makes for speed and stability. It's a simple card to install and gives your desktop the reliable, fast connection that built-in networking sometimes can't match. Buy Now at Newegg

Handy if you've got a PoE switch or injector but need to power a device that only takes a standard 12V barrel plug, like a router or camera without built-in PoE support. It steps the data and power down cleanly, so you can skip running a separate power cable to spots where that's inconvenient. Buy Now at Newegg

Anyone with an older desktop that lacks built-in wireless will get a straightforward upgrade path here, adding both WiFi 6 speeds and Bluetooth without opening the case. It's a simple plug-in fix if you're tired of running an ethernet cable across the room or dealing with a separate Bluetooth dongle. Buy Now at Newegg

Worth a look if your motherboard's built-in port is holding back your network speeds, especially in a home office or small setup with a 10Gbps switch or NAS already in place. Installation is straightforward for anyone comfortable opening a desktop case, and PCIe 4.0 support means it won't bottleneck the connection. Buy Now at Newegg

This little dongle adds Bluetooth 5.4 to any desktop that's missing it, so it's a good fix for PC builders who skipped a motherboard with wireless built in. Newegg has it for $17, which is $10 off the $27 list price. Buy Now at Newegg

Anyone dealing with dropped connections or laggy audio from a built-in Bluetooth chip can use this to add stable, longer-range wireless support to a desktop or older laptop. Buy Now at Newegg

Anyone running a home server or virtualization setup will appreciate having two independent gigabit ports on a single card, useful for network segmentation or link aggregation without eating up multiple PCIe slots. It's a solid pick for NAS builds or pfSense boxes where you need reliable, dedicated connections rather than relying on a single onboard NIC. Buy Now at Newegg

Wiring up multiple smart devices that need to talk to each other reliably? This module handles Bluetooth mesh networking so your lights, sensors, or switches can communicate directly without all routing through a single hub. Buy Now at Newegg

Swapping in this card gets you dual-band Wi-Fi and Bluetooth 4.0 in one module, a straightforward fix for older laptops stuck with slow or single-band wireless. It suits anyone comfortable cracking open their laptop case rather than buying a whole new machine just for better connectivity. Buy Now at Newegg