The Jaybird X2 have been termed as "Perfection in Wireless Sound". A favourite of fitness enthusiasts around the world, these Bluetooth In-Ear Earphones lead the wireless sport category with best-in-class audio performance. The X2 are the smallest Bluetooth headphones available, but have a massive 8 hours of play time. Their patented Secure Fit ensure that the earphones are cushioned, comfortable and secure. Another great feature for sports fanatics is that these earphones offer Lifetime Warranty against sweat! The X-Fit™ allows for the earphones to be used either in the traditional under-ear wearing style for music & calls, or over-ear so that your neck can remain free. Voice prompts by 'Jenna' allow you to have a greater user experience. These earphones are available in a wide variety of colours with additional Comply Foam eartips & a redesigned silicone carry case. Most importantly, they've developed their own codec for decoding the audio with an enhanced bit rate. The result is crystal clear Bluetooth audio, which rivals leading wired headphones. Remarkable & Immersive Wireless Sound The X2 delivers outstanding performance that rivals the very best in mainstream wired headphones. Tuned to deliver studio quality performance and a balanced sound signature, these in-ears also have an on-board filtering system called PureSound™ that filters out and eliminates the white noise, and delivers a clean audio experience, thereby reducing listener fatigue. Secure Fit The X2's p atented sports ear cushions hug into the top, back & lower surface areas of the ear creating a strong locking mechanism for the earphones. These hexagonal cushions also provide maximum stability, cushion and comfort for long workouts. The three eartips & ear cushions in different sizes help in fulfilling the same. 8 Hour Battery These in-ear earphones are the smallest Bluetooth Headsets in the world, yet they provide 8 hours of play time, double of what was previously possible from an earphone of this size. And no matter what device you use, you'll receive a 20 minute warning before the earphones switch off due to low battery. X-Fit Jaybird’s patent pending X-Fit™ allows you to use the earphones traditionally i.e, under the ear or switch to over-ear avoiding any wires from hanging around your neck, achieving a great sports music experience. SignalPlus™ & Jenna You can use your music device in whatever side of of your body you want without its traditional limitations getting between the devices and blocking signal. You can also keep your phone/music at a good distance from you in a bag at the gym & enjoy high clarity sound. With 'Jenna's voice prompts, you can just put your headset on, hold the power button and Jenna takes over saying “power on”, then “headphones connected”. Push play and your music begins. Lifetime Warranty Against Sweat Liquipel Sweat Repellent Nano Technology helps to further enhance their Lifetime Warranty Against Sweat. Liquipel is a super hydrophobic process that provides the X2 with added protection from exposure to sweat and external elements Comply™ Premium Sport Foam Eartips Apart from silicone tips in multiple sizes, these earphones also come with Premium Comply™ ear tips exclusiviely designed for Jaybird X2, delivering maximum noise isolation, fit & comfort.