ASUS USB-BT500 Bluetooth 5.0 USB Adapter with Ultra Small Design, Backward Compatible with Bluetooth 2.1/3.x/4.x

• Bluetooth 5.0 for Faster, Further Coverage- Transfer data up to twice as fast as before, and with 4X the range in BLE

• Wireless Connection, free of limitation - Enables wireless communication with Bluetooth-enabled devices

• Full Compatibility - Backward compatible with Bluetooth2.1/3.x/4.x

• Power Saving for Devices - Bluetooth Low Energy technology for energy-saving wireless connectivity

• Ultra-small Design - Highly portable and easy to use.