1.[Bluetooth 5.3 Smart Glasses]: Upgraded Bluetooth chip, faster and more stable. Excellent sound quality, stable compatibility and connectivity. Smart glasses for iPhone/Android devices. Smart Bluetooth audio sunglasses are also equipped with a speaker system that allows you to listen to your favorite music and everything around you. HD microphone provides high-quality sound when you are on the phone. 2.[Open Earphone Bluetooth Speaker]: Bluetooth glasses with an open earphone speaker system allow you to listen to your favorite music and everything around you. HD microphone provides sound when you are on the phone. Easily use Siri, Cortana and Google Now to connect to your favorite music stations (Pandora, iTunes, Spotify, etc.) 3.[Safety Glasses]: Blue light blocking technology lenses, suitable for computer reading, gaming. Impact-resistant, suitable for eye and face protection. Anti-eye fatigue, scratch-resistant, and anti-smudge. Unisex, very comfortable to wear when relaxing and exercising 4.[Long-lasting battery life]: 55mAh battery on each side supports 4-6 hours of continuous playback, meeting daily entertainment and work needs, so you don't need to charge frequently. 5. [IPX5 Glasses]: Our wireless Bluetooth 5.3 sunglasses are designed and provide good waterproof effect, which can easily resist sweat and rain. It will not hinder the enjoyment of sports, music and calls. 6. [Lightweight Smart Glasses]: Haoxilt Bluetooth glasses weigh only 27 grams, which is lightweight and easy to wear, so you will not feel pressure or discomfort even if you use it for a long time. It is very lightweight and the weight is similar to ordinary sunglasses. 7. [You will get] Smart Bluetooth Sunglasses 1, Charging Cable 1, Glasses Case 1, User Manual 1, Glasses Cloth 1. If you have any questions, please feel free to ask us and we will reply you within 24 hours.