SANOXY USB 2.0 Dongle Adapter EDR Wireless (works with Bluetooth) SANOXY WARRANTY: All purchases made from SANOXY AMAZON Store is covered under SANOXY WARRANTY. If you purchased through a different third party seller, please contact them directly. (Unauthorized reselling of SANOXY products is prohibited.) Simultaneously connect your Bluetooth devices such as a mouse, speaker, mobile. digital photo frame, Bluetooth headset or another PC. Turn any non-Bluetooth enabled PC into a Bluetooth enabled PC. (Works with Bluetooth. This item is not sold or created by Bluetooth. ) Range Up to 10 meters / 33 feet (peer-to-peer). Built in Antenna 2dBi