Key Features . 5 hour battery life with an extra 15 stored in the caseCrystal clear calls with dual-min ENCEasy touch controlsAuto-pause detectionHalf in-ear design for comfrtable wearing . Long battery life of 20 hours allows you to use it from morning till nightThanks to the power consumption control of the new chip the earphones can be used for about 5 hours on a single full charge and 20 hours in combination with a charging case. The battery endurance allows you to listen to music all day long. With dual microphones noise during calls is reduced making sure there is no disturbanceEach earphone is equipped with two built-in high-sensitivity microphones which use beamforming technology to eliminate the background noise during calls allowing the other user to hear you clearly even in noisy environments. Smart free and truly wirelessTruly wireless design free of restrictions. You can take either left or right earphone as you wish flexibly switching between single and dual ear mode. Dual ear mode provides wireless dimensional sound while single ear usage offers a freer experience. A large dynamic driver makes the sound rich and naturalThe dynamic driver with a 14.2mm large composite diaphragm is used to make the sound fuller and richer with a more natural feel restoring more real texture and details. At the same time AAC audio codec technology is supported to improve the audio quality and experience providing users with clear sounding audio Comfortable half in-ear design for a secure fitThe half in-ear design fits the ear canal snugly for more comfort and stability inside and out. A single earphone only weighs 4.7 g. The compact and lightweight body makes it easier to wear and greatly reduces fatigue caused by prolonged wear. Simple Touch ControlsOperations such as to play/pause music answer/end a call wake up the voice assistant can be performed by simply double tapping the earphones. Easily control without operating the mobile phone. Wearing detection pauses when the earphones are taken outHighly sensitive capacitive in-ear wearing detection is used to detect wearing status. While listening to music pause by taking out the earphones and resume by putting them back in. Enjoy the music from the moment the earphones are in place and never miss any of your favorite parts..