Add Bluetooth 4.0 capabilities to your laptop or desktop computer through USB - Mini USB Bluetooth 4.0 Adapter / 50m (165ft) Class 1 EDR Wireless Dongle - Bluetooth 4.0 LE compliant Bluetooth Smart Ready transceiver - Supports Enhanced Data Rate (EDR) with data transfer rates up to 3 Mbps - Ultra-compact form factor and Low-power consumption - Mini Bluetooth Dongle / Bluetooth Smart Ready / LE+EDR / Class 1 EDR Bluetooth Wireless Adapter / Bluetooth 4.0 Low Energy