Enjoy your favorite music while exercising, running or playing sports with the lightweight, water-resistant Sony In Ear Bluetooth Wireless WIC310 headphones that aren’t afraid of sweat, rain and active lifestyles. A flexible behind-the-neck design offers a comfortable listening experience, and Bluetooth connectivity lets you listen without worrying about easily tangled cables. Let the clean, crisp sound drive you, while the adjustable ear loops stay put and the extended length cord gives you plenty of room to move. With a 3 hour charge time, it gives up to 15 hours of battery life.