Built-in microphone with echo cancellation technology ensures clear voice hands-free calls | Designed to fit comfortably on ears for prolonged enjoyable experience | Access your phones default virtual assistant, like Siri or your Google Assistant | Ear design that covers the ears completely providing exceptional comfort and even better noise isolation in order to forget you are wearing them | Self adjusting headband ultra lightweight design and 180 degree folding system that makes them ergonomic to listen to your music for hours