The PMX680 Adidas Sennheiser Neckband Ear Headphone are the perfect accessory for anyone with an active lifestyle! Sennheiser are a world leader in the design and manufacture of audio equipment, and Sennheiser headphones are one of the best brands in the world. Buying the PMX680 Adidas Sennheiser Neckband Ear Headphone you're going to be buying into the best at this price range. The PMX680's will offer you truly amazing sound quality that will drowned out almost any noise, whether your road running, or hitting the treadmill at the gym. The PMX680's also feature a sweat and water resistant finish, ergonomic neckband to ensure you get the best possible fit with great comfort, high-output sound drivers to energise the sound giving you crystal clear audio and DuPont Kevlar reinforced cable to add strength and reduce wear and tear.Sweat- and water-resistant ideal for most sportsHigh-output drivers energizing soundAcoustically more open blocks less outside noise and lets you be more aware of your immediate environment (more recommended for outdoor use)Dupont Kevlar reinforced cable superior strength and reliabilityShort cable for ease of use while running or working out with your player around your neck or on your arm; option of using extension cable with volume control Practical accessories like cable clip and storage pouch included in the deliveryIdeal for use with all MP3, iPod, iPhone (iPod and iPhone are trademarks of Apple Inc. registered in the U.S. and other countries), miCoach, CD players, mobile phones (3.5mm) and AV systems installed in gyms2 year warrantyWhat's in the Box? - Stereo headphones + symmetric cable - 3.5mm Jack Plug - Extension cable with volume control - Storage pouch and cable clip Train and run in total comfort, the Adidas Sennheiser PMX 680 Sports clip-on earphones make for an excellent option for fitness fiends.