Material: PolycarbonateColor: Transparent Grey Frame with Clear LensPackage Size： 17 × 7 × 5 cmPackage Weight： 0.18 kgPacking List: 1 x SG22 Pro Smart Bluetooth Glasses1. Bluetooth 5.4 Stable Connection – Equipped with Bluetooth 5.4 for faster pairing and stable wireless transmission up to 15 meters, ensuring smooth music playback and clear hands-free calling.2. Air Conduction Open-Ear Audio – Advanced air conduction technology allows you to enjoy HiFi music and calls while keeping your ears open to surrounding sounds for safer daily use.3. Anti-Blue Light & UV Protection – Light-transmitting lenses with anti-blue light and UV protection help reduce eye strain from screens while providing additional outdoor eye safety.4. 8 Hours Battery Life – Supports up to 8 hours of talk time or music playback on a full charge, with over 168 hours standby, powered by efficient Type-C fast charging.5. Ultra-Light 30g Comfort Design – Weighing only 30g, the ergonomic PC frame ensures comfortable all-day wear, ideal for office work, commuting, and extended use.