Features: * Fashionable Collar Necklace Design, give you a cool and perfect experience when wearing around your neck. * Wireless BT 5.0 Technology: Support stable BT signal when it work, and the working distance up to 10m without obstacle. * Hybrid Noise Cancelling: With reducing external noises intelligently and efficiently, let your every phone call persistent and clear even in loud environment. * Button Control Easily: Easy-access button allows for volume and music control while ear gels provide a comfortable solution for all-day wear and use. * Type-C charging port, standby after one charge, then you can enjoy your long lasting music. And charge time only need 2-3 hours. * Ultra Compatibility:Connects wirelessly to almost all BT enabled devices and easy to pair.