Upgrade your computer's connectivity with the TP-LINK UB4A Bluetooth 4.0 Nano USB Adapter. This compact adapter allows you to easily connect to Bluetooth enabled devices, without the need for any bulky wires or other unnecessary hardware. With its sleek design, you can take this adapter with you wherever you go, making it perfect for work or leisure. The adapter has been designed specifically for use with computers and other devices that lack built-in Bluetooth connectivity, so you can easily connect your laptop, desktop or tablet to a variety of Bluetooth devices such as headphones, speakers, and more.