The TP-Link UB500 Plus is a high-performance Bluetooth 5.3 USB adapter designed to bring stable, long-range wireless connectivity to your PC or laptop. Featuring an adjustable, multi-directional external antenna, it allows you to optimize signal reception in diverse environments for improved communication with multiple Bluetooth devices. Compatible with Windows 11, 10, 8.1, and 7 (driver installation needed for Windows 7), this compact adapter offers a plug-and-play experience with support for simultaneous connections of up to seven devices including headphones, keyboards, and controllers. Its USB 2.0 interface ensures wide compatibility and easy setup, while enhanced security and reliability over previous Bluetooth versions help safeguard your wireless connections. With compact dimensions of 81 × 42 × 16.8 mm and a 3-year warranty, the UB500 Plus is an ideal choice for modernizing desktops or laptops lacking built-in Bluetooth or seeking extended wireless range.