Rock out while you exercise with these JVC HAEBX5W clip-on headphones that feature rubber ear hooks and 3 sizes of silicone earpieces for a secure fit, plus a water-resistant design for durability. Sound isolation helps minimize unwanted external noise. Clip-on headphonesWith rubber ear hooks ensure a secure, yet comfortable fit.Neodymium magnets and 11mm driversDeliver powerful, reinforced audio.Sound isolationHelps block distracting noises for immersive listening.3 sizes of silicone earpiecesEnsure a snug, comfortable fit.Water-resistant designEnables reliable outdoor use.3.9' color cordWith 3.5mm gold-plated stereo mini plug provides secure connection to your Apple® iPhone® or other device.10Hz - 23kHz frequency responseReproduces sound faithfully over a wide spectrum.102dB/mW sensitivityProvides powerful sound.16 ohms impedanceConducts power efficiently.Apple, the Apple logo and iTunes are trademarks of Apple Computer, Inc., registered in the U.S. and other countries. iPod is a trademark of Apple Computer, Inc.