Ultralight Bluetooth Headsets, Super Cool Design Bluetooth 4.1 Headphones Support NFC and Say Yes/No Functions. Echo Cancellation and Noise Reduction Tech Provide High-definition Voice Calls ,Compatible with iOS, Android and Most System. (Black) Latest Bluetooth 4.1 technology provide high-fidelity audio transmission. Combined Noise reduction witg echo cancellation provide high-definition calls with zero distance. Clearly sound also suitable for enjoy music or movie. More Simply Pairing: newly add the lastest NFC function. Just one touch easy finish pairing for the device which with NFC function. Just turn the headset on , auto going to pairing mode. No need any redundant operation. Fashionable and Super Cool Design, Colorful with four color options . Attractive, interpretation of the latest trends and fashion styles. Cool LED light can be turn on or off for your needs. Support Say Yes or No to pich up or reject call. Combine with voice control function, Easy enjoy high-tech experience. Compatible with most Bluetooth-enabled devices.It can be connect with the phone automatically which has been paired previously. Can be connected with two smartphone at the same time