Yiamia(tm)original Awei A990bl Wireless Sports Earphones Headphone Bluetooth Headset for Iphone 6s Samsung (red) You can enjoy high-fidelity stereo music and clear speech within 10 meters. Built-in microphone for handsfree calling. Connect your two Bluetooth services at the same time and free switch. English voice prompt, tell you calling number, low power, and the Bluetooth connection status etc. Enjoy your workouts without worrying about the earphone working abnormally.