Intelligent noise control: Improve your concentration by blocking out ambient noise with adjustable Advanced ANC or tap to let outside noise in with HearThrough Technology For clear indoor and outdoor calls: Optimal voice transmission thanks to advanced 8-microphone technology - flexible hide-away boom arm with built-in mute and auto-answer functions Increased mobility and longer use: Move freely with 30 m wireless range - up to 36 hrs of battery life - fast charge and charge-and-talk USB options with desk charger for more convenient charging Optimised for Microsoft Teams: These MS Teams-certified headphones feature an integrated fast access button and intuitive call management for quicker access to team meetings In the box: 1x Jabra Evolve2 75 Headset with Charging Dock, USB-A Link 380 Bluetooth Adapter and USB-A cable, Carry Pouch, Weight: 197 g / 6.9 oz, Colour: Black. All in sustainable recycable packaging Product comes with a 2-year warranty - registration required