Polk Audio"s new UltraFit Sports Headphone Series is a rethinking from the ground up of performance, comfort and durability - the three characteristics serious athletes need most in a pair of headphones. Serious music lovers too will value the UltraFit Series because of its undeniably impressive sonic performance. The UltraFit 3000 is an in-ear canal design that offers the highest sonic performance and the highest level of noise suppression. SecureFit support and a generous assortment of ear tip materials and sizes means you"ll enjoy a snug yet comfortable in-ear canal fit. A 3 button remote control and in-line microphone enable you to use your iPod or iPhone anytime, anywhere. While an included short (14") cable means hassle-free and tangle free MP3 sleeve and collar connections.