USB Accessory Deals & USB Accessories for Sale

A good pick if you're running older peripherals or industrial equipment that still requires RS-232 serial connections and your motherboard doesn't have the ports to support them — this card adds four DB9 serial ports via an M.2 slot rather than a PCIe slot, which is useful if your PCIe lanes are already occupied. Buy Now at Newegg

Anyone running multiple monitors off a laptop will appreciate the quad 4K output here, plus the 100W pass-through charging means you can skip carrying a separate power brick. Buy Now at Newegg

Sharing one keyboard, mouse, or printer between multiple computers gets simpler with a button press instead of unplugging cables, which suits anyone running a multi-PC desk setup. Newegg's version handles the basics without drivers or software, so it's worth a look if you just need reliable device switching. Buy Now at Newegg

Handy for anyone with one monitor's worth of desk space but two computers, letting you switch shared peripherals like a keyboard and mouse between them at the push of a button. Newegg has it for $15, which is $3 off the list price. Buy Now at Newegg

Anyone with a desktop tower who's tired of crawling behind the case for a USB port will appreciate having fast connections mounted right up front, and the 10Gbps speed means external drives won't bottleneck through it. Buy Now at Newegg

Handy for anyone running two computers at one desk who wants to share a keyboard, mouse, or other USB peripherals without unplugging and replugging cables between machines. Buy Now at Newegg

A simple fix for laptops that lack an HDMI port but need to connect to a monitor, TV, or projector, since it converts an existing USB 3.0 port into video output without opening up the machine. Worth keeping in a laptop bag if you regularly present or plug into unfamiliar displays. Buy Now at Newegg

Handy for pulling data off old hard drives or optical drives you've got sitting in a drawer, since it works with both SATA and IDE connections instead of forcing you to buy two separate adapters. Buy Now at Newegg

Setting up a second monitor or presenting from a laptop without HDMI out is what this adapter handles, and it's a straightforward fix for anyone whose laptop ports don't match their display. Newegg has it if you need one without hunting through generic third-party listings. Buy Now at Newegg

Sharing one keyboard, mouse, or printer between multiple computers gets simpler with a button press instead of unplugging cables, which suits anyone running a multi-PC desk setup. Newegg's version handles the basics without drivers or software, so it's worth a look if you just need reliable device switching. Buy Now at Newegg

Anyone juggling one keyboard-mouse-monitor setup between two computers can use this to swap between them with a single button press instead of replugging cables. It's a straightforward pick for a desk with limited USB ports where you're constantly switching between a work and personal machine. Buy Now at Newegg

Setting this up makes sense for offices or labs that need to share USB devices like scanners or dongles across a network instead of tethering them to one PC, since it puts eight USB 3.1 ports on a LAN connection anyone with access can reach. Buy Now at Newegg

Sharing one set of peripherals between multiple computers gets simple with this switcher, which is worth having if you regularly swap a keyboard, mouse, or external drive between a desktop and laptop. One button press reroutes all four ports instead of unplugging and replugging cables each time. Buy Now at Newegg

Managing multiple computers from a single monitor, keyboard, and mouse gets simpler with this switch, useful for anyone who wants to cut clutter at a desk with more than one PC. Buy Now at Newegg

Sharing one monitor, keyboard, and mouse between two computers becomes simple with this switch, so it suits anyone running a work PC and a personal rig off the same desk setup without buying duplicate peripherals. Buy Now at Newegg

Handling two computers with a single set of monitors, keyboard, and mouse gets a lot simpler with this switch, especially for anyone running dual displays at high resolution who's tired of manually swapping cables between machines. Buy Now at Newegg

Sharing a single printer or USB device between two computers without unplugging cables each time is the main appeal, making this a solid pick for small offices or home setups with more than one machine. Buy Now at Newegg

Fits into an open 5.25" optical drive bay in a desktop PC tower, giving you six front-panel USB ports without taking up any desk space — useful if your case has limited front I/O or you find yourself constantly reaching around to the back. Buy Now at Newegg

Setting up a dual-monitor workstation gets simpler with this adapter, since it drives two HDMI displays from a single USB-C port on your laptop. Walmart has it for $89, which is $46.99 (about 35%) off the $135.99 list price. Buy Now at Walmart