Cyberlandusa Wireless Bluetooth Sport Stereo Headset HeadPhone Earbuds for iPhone 6 Plus 5S 5C 5 4S 4 / HTC M9 M8 / Samsung Note 4 Note 3 S6 edge S5 S4 / LG G4 G3 G2 or any devices with Bluetooth Function (White) Simple hands free calling and music streaming from your phone. Delivers Enhanced Audio & Bass Response Built-in Apt-x Technology Reproduces Cd Quality Sound Over A Bluetooth Connection The Headsets will depend on the magnetic force to stick to the both ends Long working time, only needs about 3 hours make it full charge, it can play up to 10 hours.