--Intelligent color changing lenses, fearless of intense white,easily transform into sunglasses.Outdoor color change,essential for outdoor travel,change color naturally according to weather conditions. -- Mirror Leg Automatic Paring, after the first successful pairing,the glasses will automatically connect the next time they are turned on. --Bluetooth-compatible glasses speaker: dynamic drive, unique sound cavity design, avoid hearing impairment --In-ear design helps you keep an eye on your surroundings, avoid danger and enjoy music --Open solution: allows you not only to listening to music, answer calls, but also to hear notifications from glasses, while listening to the world around you --The sunglasses have built-in noise-canceling microphones that allow you to make and receive calls --Transmission distance: 33 feet (10 meters)
Product Name: JT-GS13 Smart Glasses Lens Material: Nylon lens Frame Material : Plate+ Stainless Steel Speaker type: dynamic speaker; Microphone: -40dB±3dB; Compatible profiles: A2DP, AVRCP, HSP, HFP; Transmission distance: 33 feet (10 meters); Battery: Rechargeable Li-ion 55mAh; Continuous playback: 3-6 hours (normal volume); Standby time: 10 days; Charging time: 2 hours; Waterproof grade: IPX4; Bluetooth-compatible version: BT5.4 ; Working temperature: -10°C-+50°C Humidity 0-90%;