Smart Sunglasses Bluetooth Sport HIFI Blue Light Waterproof Anti-UV Men Women

Features HD UV Protective Lens - Protects your eyes from harmful UV rays while driving or outdoors
Wireless Bluetooth Headset - Allows you to enjoy your music without the hassle of wires getting in the way
Waterproof - Can be used in any weather condition without worrying about damage caused by water 
Active Noise-Cancellation - Blocks out external noise, allowing you to focus on your music or calls
Transmission Distance - 10m barrier free
Charging Time - About 3 hours
Standby Time - About 80 hours