👓【Smart Bluetooth Glasses】Voice control for calls, music, volume, Siri/Google Assistant. 👓【Polarized Lenses】glasses' UV400 polarized lenses protect eyes. Good color, clarity, contrast 👓【Battery & Charging】9h media or 11h moderate use (60% vol). 80% recharge in 1h. Charge after receipt. Voice low-batt alerts. Dual magnetic ports 👓【UV & Sweat Protection】UV 400 polarized lens. Sweatproof, okay with water drops & light rain 👓【Open Ear Speaker】Listen to music & surroundings. HD mic for call quality. 👓【Compatibility】For Android & iOS. Bluetooth for audio, hands-free, updates. Connect wirelessly. 👓【Bluetooth 5.4】Fast, reliable, hi-fi sound. Good for calls, GPS, music. 👓【Voice Assistant】.