Kinstore Wireless Stereo Headphone For Smart Phones (Black+Pink) Portable lightweight and sweatproof design for bluetooth headphones Wireless Headphones with stereo sound and built-in microphone, good sport earphones Bluetooth version CSR 4.1, operating scope 10m / 32.8ft and Noice cancelling headphones noice reduction CVC 6.0 Fashion and easy to use this in ear earbuds