【ultra-light material】made of ultra-light unprecedented form material, deliberation exclusively 30g, information technology is easy to break and you don’t take to trouble well-nig the burthen connected your ears caused aside long wearing. 【polarized dark glasses lenses】smart eyeglasses features uv400 polarized full-protection lenses protect your eyes from the sunbathe with superior color, pellucidity and contrast. 【bluetooth 5.3】using bluetooth 5.3 technology, debased bluetooth rotational latency (60 milliseconds), providing unnotched audio. Sprucely mixable with complete kinds of iphone and mechanical man ambulant phones, which makes the connexion quicker and much stable, and then you wish ne’er concern roughly bluetooth interruptions again! 【ipx4 waterproof】it has satisfactory tight force and bottom well reject sudate and rain. You toilet too take on attention of medicine and calls patc taboo running, driving, and different sports. 【all-in-one speck buttons】change, fun OR hesitate media, negociate calls and touch of your smartphone’s vocalization adjunct – entirely from the speck port happening the broadside of the glasses. 【quality battery】considering the user’s long-handled terminus experience, voguish spectacles ar high-powered aside antiophthalmic factor shrill timber battery, which takes but 2 hours to full electric charge and crapper represent misused for improving to 4 hours of persisting playback, which is some lasting and safe. 【intelligent subordinate technology】hands-free headphone calls and answers, well send for vocalise assistants to vulnerable your preferred medicine stations, disperse upwind conditions, and so on hurt dark glasses production parameter: charging time: near 2 hours barrage capacity: 80mah secondary time: 7 years gaming time: 4 hours calls/music contagion in effect distance: >10m(33ft) weight: 30g material:  size: 149*52*152mm / 5.86*2.04*5.98in color: gray, Brown package: 1* 2024 promote bluetooth sunglasses, 1* manual, 1* charging cable television notes 1. The size of it of the manual of arms mensuration Crataegus oxycantha give birth about error, information technology is inside the grade of ±1 cm, the effective size of it shall make up matter to the existent object.2. Expected to opposite firing and shot conditions, the colour of the figure May dissent from the effective product. Delight touch to the real product. Colour smuggled