The UB500 Bluetooth 5.0 Nano USB Adapter from TP-Link equips your PC with advanced Bluetooth 5.0 technology that has across-the-board upgrades compared with older versions. It runs faster connection speeds and farther range than the Bluetooth 4.0 technology, ensuring a strong and stable wireless connection between your PC and Bluetooth devices. Users also benefit from power conservation and larger broadcasting capacity. 2-year limited warranty. Black.