Bluetooth Headphones, Wireless Stereo Sport Headset|Earphones|Earbuds with Mic & Volume Control for iPhone Android Smartphone and more - Magnet Attraction, Black Magnet attraction, portable and light-weight design, easy to store into your clothing or bags Waterproof and ergonomic earbud design, comfortably fit the ear canals, i.e. free you from adjusting the headphones during basic fitness like jogging, running, hiking etc. Music & calls control, built-in microphone, last up to 6 hours talking time, 4 hours playing time Stereo ROM solution with aptX codec technology sets a new standard for wireless stereo audio quality CVC 6.0 intellectual noise reduction technology precisely distinguishes and blocks the noise, guarantees you better audio sound and improves the connection quality