About this item [Bluetooth 5.2, 12 hours of battery life] Supports bluetooth 5.2 better pairs, more stable connect your bluetooth mobile phone, compatible, available for android, ISO, Windows, etc. [Powerful audio performance] Adopt innovative acoustic design, magnetic headphones, wearing firm,the exercise can't get rid . bluetooth headset with a microphone can filter out the background noise and provide you with a clearer free phone. [Designed for indoor and outdoor sports] Advanced IPX5 waterproof and sweat absorption technology, strictly designed to prevent sweat damage parts, even in small rain or dramatic sweat can also enjoy audio. [Wearing comfort, built-in magnet] Adopts super soft high quality materials and superb processes,can be bent, easy to carry, and the headphones are small and easy to wear comfort,the built-in memory wire on the earplug can better protect the ear, the U-shaped automatic fit,the magnetic design makes the headphones can be connected together when it is not used, just like wearing necklaces, easy to prevent winding. [Online control button] Whether you want to adjust the volume,replace the song or answer the phone, easy to operate, very suitable for you in exercise area and travel.all controls are in your fingertips, you can play, pause, change tracks and adjust the volume,It is easy to use. Connectivity technology: Wireless