Monoprice 110153 Enhanced Bass Noise Isolating Earbuds Headphones - Green with Built-in microphone and Play/Pause Control for Apple Iphone iPod Android Smartphone Samsung Galaxy Tablets MP3 Noise isolating design Inline microphone allows it to be used as a hands-free communications device Inline controls for controlling volume skipping tracks and answering calls Includes 3 sets of different sized earbuds Certified by Apple as an iPhone controller with microphone