Sell Sunglasses Men 3D Polarized glasses Bluetooth 4.1 best price

Bluetooth glasses, integrated digital wireless and sunglasses technology fusion. It is not only a pair of fashion glasses or a headset Bluetooth headset, especially for those who drive the car to support the call, music, voice, self-timer. Technical Parameters: 1: Operating frequency 2.4GHZ-2.480MHZ 1: Meet the Bluetooth V4.1 standard 2: Wireless connection range: 10 meters 3: Transmit power: Glass2 4: Support Headset&Handsfree Profiles 5: Headphone built-in rechargeable lithium battery 150mAH: 6: Headphone talk time: 6 hours Standby time: 150 hours 7: The weight is only 170g, suitable for long-time wear and fatigue;