<b> Sony Active Sports Behind-the-Neck Stereo Headphones</b><br><br> The Sony Active Sports Behind-the-Neck Stereo Headphones have an ear-loop hanger design to provide a secure fit during active use. These lightweight and water-resistant active sports headphones are great for listening to music during intense workouts without worrying about the earbuds falling out. Fuel your next workout with the Sony active sports headphones. Boasting a lightweight Behind-the-Neck and water-resistant design, these headphones make it easy to add a heart-pumping soundtrack to whatever you may be doing. Your music will sound great thanks to 30mm high sensitivity driver units while the unique loop hanger fits comfortably over your ear so you can play hard without fear of unexpected earbud drop-out. Single-sided cord for eliminating tangles.<br><br><b>Compact and Lightweight</b><br>Behind-the-neck headband won't interfere with your hairstyle; lets you wear a hat; establishes a new look on the street<br><br><b>Designed for Comfort</b><br>Non-slip design stays on your ears, even during active sports; ideal for jogging, dancing, aerobics, blading and other activities you can now enhance with music<br><br><b>30mm Neodymium Drivers</b><br>30 mm diameter drive units are larger than many portable headphones for deeper bass, lower distortion and wider dynamic range (frequency response extends down to a low 16 Hz)<br><br><b>Ultra-light</b><br>Ultra-small, ultra-light headphones weigh less than 2 ounces (55g) without cord; comfortable for hour after hour of wear<br><br><b>Single-sided cord for eliminating tangles</b><br>The headphones feature a single-sided cord to eliminate messy tangles.