Sabrent Wireless USB 2.0 Bluetooth Adapter (BT-USB) Adds Bluetooth wireless technology to your desktop or laptop Share, edit and print documents via Bluetooth Enables wireless connectivity between a laptop computer and a cellular phone Connect a Bluetooth headset to your PC Support up to 7 ACL connections and 3 SCO connections High sensitivity supports communication up to 100 meters Supports Bluetooth Class 1 and is reverse compatible with Class 2 Built in Link controller and Link Manager Protocol