Maxbo 2016 New Stylish Wireless Stereo V 4.1 Bluetooth Running Exercise Sports Wireless Bluetooth Headset Earphones for iPhone7 Android With unique ergonomic ear hooks design for different ear type(refer to the pictures) The Most Advanced Bluetooth 4.1 Chips Hardware Configuration Ensure Hi-Fi CD Quality Stereo Music Sound and Strong Signal. Leading apt-X Tech Can Provide No-lag Voice when Listening to Music or Calling with Mic. Universal Compatible for Apple iPhone 6 6 Plus 5 5S 4 4S iPad iPod Samsung Galaxy S6 S5 S4 S3 LG Motorola Sony and iOS/Android Mobile Phones. Almost all smartphones can work with this well. Excellent Battery Performance : Up to 6-8 hours of continuous talking / music time and up to 180 hours of standby with a single 2 hours charge, so you have less time charging and more time doing. Light Weight : Ultra light weight does not cause any burden to the ears, thus providing lasting wearing comfort.