Bring your music with you anywhere you go and enjoy it the way it was intended to be heard. Featuring a professionally tuned 11mm driver and ergonomically designed for crystal clear sound and pure comfort, the STREET by 50 earphones are designed for the ultimate portable audio experience. In addition to the professionally tuned 11mm driver, STREET by 50 earphones feature an ergonomically designed Apple control mic with volume control. Access music and call features on your favorite Apple products, including play, pause, track forward and back, and volume and call answer features.