Byteuni Smart Bluetooth Brëller Audio Kopfhörer Eyewear, Open Ouer Sound mat Mic & Speaker, Anti-blo Liicht Lënsen an UV polariséiert Lënsen Unisex

【Ultra-light material】Made of ultra-light new frame material, weighing only 30g, it is comfortable to wear and you don’t have to worry about the burden on your ears caused by long-term wearing. 【Polarized Sunglasses Lenses】 smart glasses features UV400 polarized full-protection lenses protect your eyes from the sun with excellent color, clarity and contrast. 【Bluetooth 5.3】Using Bluetooth 5.3 technology, low Bluetooth latency (60 milliseconds), providing smooth audio. smartly compatible with all kinds of Iphone and Android mobile phones, which makes the connection faster and more stable, so you will never worry about Bluetooth interruptions again! 【Quality Battery】Considering the user's long term experience, Smart Glasses are powered by a high quality battery, which takes only 2 hours to fully charge and can be used for up to 4 hours of continuous playback, which is both durable and safe. 【IPX4 Waterproof】It has good waterproof effect and can easily resist sweat and rain. You can also take care of music and calls while out running, driving, and other sports. 【Intelligent Assistant Technology】Hands-free phone calls and answers, easily call voice assistants to open your favorite music stations, broadcast weather conditions, etc.【All-in-One Touch Buttons】Change, play or pause media, manage calls and activate your smartphone’s voice assistant – all from the touch interface on the side of the glasses. 【After-sales Service】 You can use them according to the instruction manual in the package. If you have any questions during use or product quality issues, please be sure to contact us and we will provide you with satisfactory answers and solutions as soon as possible.