※Wireless Sunglasses Earphone Sports Headphone Smart Polarized Audio Headset Mp3 Outdoor Riding 24 Hours Music time Smart Glasses Electronics with Bluetooth Connectivity Listen to music, make phone calls, listen to mobile navigation ※UV400 Polarized Lens-This makes the audio sunglasses suitable for outdoor activities such as fishing, driving, skiing, sailing, hunting, sunlight bath, protecting eyes from hurt by strong sun. ※Bluetooth 5.0 Connection- Stable and easy to access to your call phones and tablets, works with all devices which are Bluetooth enabled. You only need to switch on the smart glasses, connect the Bluetooth signal to your smart phone and it is ready to go! ※Fashionable design with foldable sunglasses, the headset is adjustable and can be freely telescoped，Replaceable lens. ※Bluetooth listening for 24 hours, standby for 350 hours, charging for 2-3 hours, Hi-Fi stereo speaker. Fashion Style Design, Neat, Unisex and Very Comfortable to Wear while Relaxing and Exercising ※Accessories: a pair of polarized Bluetooth glasses, charging line, instructions, glasses bag, glasses cloth, screwdriver, screw, silica gel ear cap, for free a pair of black lenses, a pair of night vision yellow lenses