The Jabra EVOLVE 30 II UC Stereo is a professional headset specifically designed to improve conversations. Its state-of-the-art, noise-cancelling microphone eliminates noise, so you can hear more and be better focused on the conversation.The Jabra EVOLVE 30 II UC Stereo comes with a control unit that supports comfortable and easy access to its most used functions, such as volume and mute. You are also able to answer calls and close calls directly at the control unit thereby increasing your overall flexibility, so you can better focus on the conversation. The Jabra EVOLVE 30 II UC Stereo is Unified Communication certified, providing instant plug-and-play installation for your headset.Please note: This headset does not come with any connecting cable or amplifier. For further assistance on which cable/amplifier is required, please contact our sales teamIncluded in the box:Jabra Evolve 30 Headset, Warning leaflet, Warranty leaflet, Quick Start Guide, USB Controller, Plastic bag for controller, Plastic bag for the headset, Foam bag for the left ear cup of the stereo headset only, Evolve 30 is packed in a pouch.