Feature: 1. Open Ear Design: Open headphones that allow you to enjoy your music while staying aware of your surroundings. Ideal for use in meetings, driving, gaming and travel. 2. Superior Performance: Wireless bluetooth glasses with dual speakers, HIFI stereo sound, top chip, excellent noise reduction, and effective fidelity restoration. 3. Advanced Technology, Bluetooth 5.3 Chip: smart glasses use ACC sound decoding technology to provide CD grade sound and reduce sound quality loss. Upgrade Bluetooth 5.3 chip, excellent sound quality, stable compatibility and connectivity. 4. Fast Charging: Smart glasses support super fast charging, charging time is only 13 minutes and playback time is up to 3 hours. Endurance lasting. With magnetic fast charging technology, there s no need to worry about power. 5. Touch Control: Smart glasses provide intuitive and comfortable touch control. Convenient one touch control for your music or calls, and you can even use the device s voice helper to go completely hands free. 6. IPX4 Waterproof Design: Wireless bluetooth glasses have professional IPX4 waterproof and sweatproof performance. It effectively prevents damage from sweat and rain splashes. Specification: Item Type: Bluetooth Smart Glasses Frame Material: Grilamid Tr Lens Material: Nylon, Polycarbonate Bluetooth: 5.3 Sound Channel: Dual Speakers, Stereo Sound Battery Capacity: 80mAh Lithium Battery (included) Charging Time: 13min Playback Time: 3 Hours Frame Color: Black Lens Type: Anti Blue Light Lens Control Mode: Touch Type Waterproof Level: IPX4. Package List: 1 x Bluetooth Smart Glasses1 x Magnetic Charging Cable1 x Glasses Storage Bag1 x Glasses Cloth1 x Manual