... : s450Style: HeadbandCommunication: WirelessConnectors: 3.5mm, USBUse: Mobile PhoneFunction: Bluetooth, Microphone, Noise Cancelling, WaterproofPlace of Origin: Guangdong, China (Mainland)Color: Beige, Black, Blue ... image We're the manufacturer specializing in Bluetooth Speakers and Headphones and running a full line from self-design, self-produce ...