Provides a comfortable fit around the ears | Deliver clean with natural and well-balanced sound | Bluetooth connectivity lets you stream audio from bluetooth-enabled devices | Simply extract them from the reload box and they will appear on your iphone or android phone immediately so you can enter the world of music in seconds Just touch the headset and you can make all phone calls or music controls | Ergonomic design wireless headphones can comfortably fit the ear for a long time no pain no longer entangle the cable you don't even have to worry about the earphone falling even When you are running or doing sports