QZTELECTRONIC Bone Conduction Glasses, Open-Ear Headphones Bluetooth, Photochromic Sunglasses Anti Blue Ray, IP6 Waterproof Audi

Notes: 1. Please charge the Bluetooth Glasses before using it for the first time.2. Pls read the User Instruction before using it.Product Features:?Bone Conduction Headphone: decodes sound waves and convert them into vibrations that can be received directly by the Cochlea, and bypasses the eardrums.To have better understanding and distinguishing real bone conduction, you can use the earplugs provided, wear the glasses and play music or answer call. Though your ears are covered, you can still clearly hear the sound. We recommend you keep volume to 50%-60% for best listening experience; Maximum 100% volume may lead to echo during calling, or even lead to sounds transfer to people near you by air.?Photochromic Sunglasses: After exposing in the UV light, the glasses will turn dark which is perfect for outdoor activity like running or driving; when you are indoor, the glasses return clear.?Anti Blue Ray: protect your eyes from the harmful light emit from cell phone or computer.?4.2 Bluetooth Connectivity: dual pairing allows you connect 2 devices simultaneously. For example, you connect cell phone and laptop, you can access to sudden calling from phone through the glasses when watching movie from laptop.?Great Battery: Built-in 250 mAh battery fully charged within 2 hours can support 10 day of Standby, 4 hours of playback and 3 hours of conversation.?IP6 waterproof can endure raining and sweating from outside, and provide easy daily cleaning and maintenance.Packing Include:1* Exquisite packaging box1* Bone Conduction Glasses1* Cloth Pouch1* User Manual1* USB Charging Cable2* Transparent Len template2* Earplugs2* Non-slip nose pads