Jabra Halo Free is designed to optimize your time when work follows your busy lifestyle. Halo Free adapts to your needs with versatile wearing styles that are interchangeable with the included EarGels, EarHooks and EarWings. With the enhanced microphone in Jabra Halo Free, being efficient has never been so easy for those with an on-the-go lifestyle. With one touch you can activate Siri; and Google Now, allowing you to make calls and schedule appointments without reaching for your phone. Jabra Halo Free offers premium wireless sound and a premium call experience with integrated wind noise protection. From dusty paths to getting caught in the rain- choose water resistance IP45 rated audio. With Jabra Halo Free you can run, roam and explore with your favourite tracks and recieve text message, calendar and email read outs. Jabra Halo Free is designed to optimize your time when work follows your busy lifestyle. The three versatile fitting styles ensure that the headphones stay in place whatever you are doing. Silicon rubber, plastic ear pieces. In-line volume control. 8mm driver. Rechargeable battery (included) .