GELETE Smart Glasses Wireless Bluetooth Sunglasses Open Ear Music&Hands-Free Calling,for Men&Women,Polarized Lenses,IP4 Waterproof,Connect Mobile Phones and Tablets (Black)

Wireless Bluetooth 5.0 Sunglasses, open ear design. You can easily listen to music and you also can hear the soun around, protect your safety when you are running cycling etcs. Not hurt your ear drum even after a long-time wear. Bluetooth Polarized Sunglasses, rechargeable lithium battery (180mAh), Charging time: 1hours, Standby time: 150 hours, playing music about 3-4 hours (depending on the volume and sound source varies), continuous call about 4-5 hours. Bluetooth Headset Sunglasses compatible with Android System Smartphones and iPhone ISO. It's more than just a pair of bluetooth glasses, or a pair of sunglasses that can not only block the sun but also answer the phone when you drive or walk at noon. Classic Fashion Appearance Sunglasses made of coated polarized and high hardness scratch-resistant glasses. UV400 polarized sunglasses, UV blocking function. Commonly used in beaches, skiing, mountain climbing, golf and other strong sunlight, its UV resistance and other indicators are higher requirements. Wireless Smart Sunglasses with One Control Button Usage: 1. Long press the switch machine; 2. Single press play pause; 3. Double press to play the next song, Three press to play the previous song, can not control the volume (only control by the phone); 4. Pause status, press two times to call back.