Francois et Mimi  Wireless Bluetooth 4.0 Headphones with  Microphone for iPhone 6, 6 Plus, 5 5c 5s 4, Android and Bluetooth Enabled Devices Built for Style and Elegance- Utilizes the Latest and Greatest Bluetooth CSR 4.0 Technology Retail package includes manual, charger cable, earphones and removable earhooks Works great with almost all tablets and smartphones that utilize Bluetooth technology Great for Exercise and Runing.These headphones will not fall out and have an operating distance of 10m! Simple user-friendly interface with volume and channel controls directly on the unit.Please hold the main button until it flashes red and blue.