The Micro Bluetooth® USB Adapter networks Bluetooth enabled devices such as cell phones, keyboards, and headsets. Slightly larger than the size of a penny, simply plug this micro-device into an available USB port on your laptop or desktop and experience exceptional Bluetooth® connectivity. Connect as many as 7 Bluetooth® devices at distances of up to 10m (32.8ft). Enhanced Data Rate (EDR) technology transfers your data quickly. Adaptive Frequency Hopping (AFH) minimizes interference from other wireless devices and advanced wireless encryption protects your network.