*****High-fidelity Stereo Sound Quality- built-in high sensitivity microphone and noise canceling technology (not active noise cancellation), ensure crystal high quality sound no mater you are calling or listening to music. *****Outstanding Battery Performance- The portable designed headphone built with large capacity battery, which provides up to 16 hours of continuous music time and 300 hours of standby with a single charge. *****Advanced Bluetooth 4.1 +CVC 6.0 - latest Bluetooth 4.1 chip provides fast, stable and low-power connection. These headphones are compatible with most smart phones, iPhone, Android devices and other Bluetooth Enabled Devices. *****Neckband Design- Around-the-Neck wearing design with perfect Body-Contoured fit.
Made of environmental ABS+PC material, light and soft to wear comfortably, perfect for long time wearing no matter in outdoor activities or in office. *****Foldable and Retractable Design- Foldable design enables you to take it anywhere in your pocket or