. Engineered for superior wireless connectivity battery life and crystal-clear calls the Engage 75 is a premium headset for professionals who need first-class customer conversations and connection to multiple devices (connects to up to 5 devices simultaneously deskphone softphone and mobile/tablet). Meets Skype for Open Office requirements and advanced noise-cancelling and enhanced speakers give incredible call quality even in noisy officesKey Product Info . Enjoy superior wireless connectivity with a range up to 150 metres and-all day battery lifeAdvanced noise-cancelling microphone and enhanced speakers deliver crystal-clear calls even in noisy officesOvercome interruptions with an integrated busylight that acts as a do not disturb sign for colleaguesIncrease your availability for customer callsChoose your wearing style from stereo mono and lightest-in-category convertible models Product Features Industry-leading wireless performanceProvides superior wireless connectivity to a range of 150 metres enabling 3x more users in the same office space with no loss in connection quality. Work away from the desk and still maintain a connection that won\'t let you or your customers down. Crystal-clear callsAdvanced noise-cancelling microphone and enhanced speakers deliver crystal-clear calls even in noisy offices. Connect to up to five devices simultaneouslyYou can connect to a deskphone softphone analogue phone and 2 Bluetooth devices. Choice of wearing options to suit every workstyleSoft ear cushions and additional padding on the headband provide all-day comfort and a secure fit. Premium usability and buildEasily answer and end calls mute and adjust volume using the intuitive controls on the headset. What\'s in the box? . Jabra Engage 75 StereoPower adapter base unit