TP-Link UB400 USB Adapter
Best Bluetooth upgrade for desktop and laptop users.
This tiny adapter is the easiest way to breathe wireless life into an older desktop or laptop. It disappears into your USB port, providing a reliable, long-range connection for your controllers, headphones, and mice without the hassle of extra cables.
$8.99
at
Amazon
Who it's for
- Laptop users wanting a low-profile, snag-free connection
- Non-technical users needing instant, driver-free setup
- Budget-conscious shoppers upgrading older computers with Bluetooth
Who should skip it
- Power users requiring the speed of Bluetooth 5.0
- Users needing reliable connectivity across larger rooms
- People avoiding manual troubleshooting or driver installation
Performance breakdown
Installation Simplicity
Plug-and-play functionality makes setup virtually instantaneous on modern Windows systems.
Form Factor
Nano-sized design stays out of the way once plugged into ports.
Wireless Range
Reliable signal strength maintains a stable connection up to 65 feet.
Compatibility Breadth
Backward compatibility ensures older peripherals connect seamlessly to newer machines.
Bluetooth Version
Bluetooth 4.0 is functional but lacks the speed of modern standards.
Device Versatility
Handles audio gear, controllers, and mice with consistent, reliable performance.
Key Specs
Bluetooth Version
4.0
Form Factor
Nano USB Adapter
Compatibility
Windows 11, 10, 8.1, 8, 7, XP
Transmission Range
65 feet / 20 meters
Connector Type
USB-A
Power Source
Bus Powered
Interface Type
USB 2.0
Warranty
24 Months
Weight
10 grams
Dimensions
18.8 x 14.7 x 6.9 mm
Know before you buy
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