A3 Smart Glasses IP4 Waterproof Wireless Stereo Android Glasses With Bluetooth Headphones Sport Electric Glass for Drive Car Men

2. Polarized lens coating technology: UV400 polarized full protection lens with excellent color, sharpness and contrast polarized sunglasses lens can protect your eyes from sunlight, reduce eye fatigue and enjoy concentration.

3.Long battery life- Rechargeable bluetooth sunglasses for up to 5.5 hours of continuous listening per charge. Musical sunglasses are fully charged in 1-2 hours. Standby time of 200 days, standby time of 200 days.

4. The latest Bluetooth technology, pair your audio sunglasses with your device, listen to your favorite music and receive clear calls. Reliable Bluetooth range of up to 10-15M with low-latency audio: Its industry-leading 60ms Bluetooth connection delivers smooth, stutter-free sound, allowing you to immerse yourself in an immersive experience without audio delays or skips interrupted by the sound.

5. Ultra-thin design: Ultra-thin thickness design, flexible material frame and very light weight like ordinary sunglasses, product weight is only 33g, exclusive fashion design, neat, neutral, very comfortable to wear when relaxing and exercising.

6. Open-ear design, you don't need to put the earphones into the ear canal. Therefore, even if you listen to music all day, your ears will not feel sore. The revolutionary design frees you from the headset so you can keep an eye out for traffic, pedestrians, or whatever else you're experiencing while exercising outdoors. Perfect for driving, cycling, running and vacation travel.

7. Replaceable lenses, the lenses are detachable, you can do goojodoq store to buy your favorite lenses to replace, the latest technology flexible lenses never have to worry about bending and breaking.

Item model number: C8

Product material: PC frame + TAC lens

Bluetooth version: V5.0+EDR

Frequency range: 2402-2480MHZ

Transmission power: Class2

Bluetooth support protocol: HFP/A2DP/AVRCP

Transmission distance: 10-15 meters

Music playback time: 3-4H (80% volume)

Talk time: 5H

Charging voltage: USB DC5V

Charging time: 1.5-2H

Standby time: 200H