BLUETOOTH 5.0- Equipped with the latest Bluetooth 5.0 Enhanced Data Rate (ERC) technology. This Bluetooth adapter allows you to connect a Windows PC or laptop computer to Bluetooth devices, such as keyboards, headsets and mobile devices. INCREASED RANGE: This USB 5.0 Bluetooth adapter increases your range by up to four times of Bluetooth 4.0. Reliable class 1 Bluetooth connectivity for distances up to 100m (328 ft.) with high-quality stereo audio support INCREASED SPEED: The USB 5.0 Bluetooth adapter increases your speed by up to two times that of Bluetooth 4.0. EDR + BLE TECHNOLOGY: This Bluetooth adapter for your PC supports Basic Rate/Enhanced Data Rate (BR/EDR) speeds up to 3Mbps, and Bluetooth Low Energy (BLE) speeds up to 2Mbps BACKWARDS COMPATIBLE: The USB adapter is backward compatible with Bluetooth 2.0/2.1/3.0/4.2 devices ULTRA COMPACT DESIGN: The compact designed USB 5.0 adapter extends less than three eighths of an inch (9mm) from the edge of your computer.