Listen to music anywhere, anytime with the Sony MDRZX310AP on-ear wired headphones. They're equipped with 30mm drivers that produce perfectly balanced sound, with a built-in microphone for clear, hands-free voice calling. Their lightweight band and padded earcups allow for all-day comfort, and their folding design makes them easy to store. | Sony MDRZX310AP On-Ear Headphones With Microphone - Blue