FEATURE:? [Aluminum Shell Button] The Multi-Function Button is made of Aluminum material with CD-striped reflect、you deserve this new fashionable design headset? [Noise Cancellation] Create the optimal environment for listening to your favorite tunes、 reduces outside noises and enables clearer sound from microphone. You can get high quality、 hands-free phone conversation even on the street or inside shopping mall.? [Excellent Battery Performance]Built-in 170mah battery、 Up to 6 hours of continuous talking / music time and up to 150 hours of standby with a single charge、 so you have less time charging and more time to enjoy the music.? [Comfortable Light Weight] Ultra light weight does not cause any burden to the ears、 thus providing lasting wearing comfort.? Package Content: Bluetooth Headset、 USB Charging Cable、 3 Sets of Silicone Ear Tips and Earhooks (large、 Medium、small) & Kans 12 Months worry-free warranty