XO BE5 is a bluetooth earphone that allows you to conduct conversations without using your hands. The handset easily connects to a mobile phone, and its small size makes it discreet and aesthetic. It comes with stereo surround sound, hd microphone, signal stability, intelligent noise reduction and HD calls even in noisy environment. It I simple to use with a multi-function button. It can be hung at the car air outlet for easy access when driving.