Wireless Bluetooth Sunglasses for Men Effectively Prevent Ultraviolet Rays and Harmful Blue Light Polarized Sports Sunglasses Support Wireless Headset and Hands-free

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Products Features: ● Import Polaroid polarized lenses provide the best protection for your eyes. Effectively prevent ultraviolet rays, bewildered light and harmful blue light. Anytime you wear it very clear. ● Headset using the latest earplugs, can be taken apart and wearing comfortable. ● Max. Volume: 88db with a better sound quality. ● Built-in Li battery provides about 8 hours continually talking and Bluetooth standby time of 7-10 days. ● Easy to carry and suitable for various occasions. Bluetooth Specification ● Comply with Bluetooth protocol V4.1 ● Frequency: 2.4GHZ ● Transmission maximum range: 10 meters ● Continuous talking time: about 8 hours ● S/N＞60Db ● Standby time: 8-10 days ● Operation Temperature: -10-55