【BLUETOOTH 5.0 ADAPTER】Adapter applies the latest Bluetooth 5.0+EDR adapter, Bluetooth low energy. With the enhanced Data Rate (EDR) support, Its greatly improved the data transmission rate of Bluetooth technology, reaching 3Mbps. It is backward compatible with Bluetooth2.1/3.0/4.0/4.2 Dual-mode Bluetooth transfer. | 【BETTER PERFORMANCE】Enhance anti-interference ability and stability, new technologies have been adopted to reduce the loss of transmission efficiency caused by interference in the 2.4 GHz band. Alleviating the problem of the instability of the device connection, frequent disconnection, and signal interruption. Our USB Bluetooth adapter applies the Class 2 radio technology, the transmission distance can reach 10 - 20m in an open place, can cover more distance space. | 【HIGH COMPATIBILITY】Bluetooth 5.0 dongle works with 32/64-bit Windows 10/8/7. It can also take full advantage of bandwidth to connect multiple Bluetooth devices simultaneously, such as Bluetooth headsets/speakers/mice/keyboards, smartphones. Can work with 7 devices at the same time. Not applicable for Mac OS, Linux, TV, Car Stereo or Microsoft device.. | 【MINI SIZE】Extremely compact USB adapter allows you to leave it on laptop or PC, no need to remove, without blocking surrounding USB ports, ultra-compact, easy carrying and space saving. Bluetooth adapter interface is designed for 24K gold plating, which can effectively prevent USB interface from oxidation. | 【WORRY FREE CUSTOMER SUPPORT 】Please install drivers via mini CD disc, or install the driver through the contents of the manual. Or contact customer service for driver file and installation steps. Once you've run the software, you can simply insert the adapter to get connected. If you ever have a problem with our Bluetooth Adapter, simply click "ask a question" on your order page or reply our email "Use tips for Bluetooth Adapter 5.0".We offer 12 month worry free service.