The USB to Class 2 Bluetooth Adapter with EDR is a micro-sized adapter that adds Bluetooth capabilities to a computer through an available USB port, which enables you to connect to devices wirelessly, at ranges up to 20m (65ft) while consuming minimal power. Supporting the Bluetooth v2.1 specification along with Enhanced Data Rate (EDR), for transfer rates up to 3 Mbps, this adapter uses a small form factor design that makes it conveniently portable and unobtrusive when connected to a computer. Backed by a StarTech.com 2-year warranty and free lifetime technical support.