The Jabra EVOLVE 30 is a professional headset designed to improve conversations.- 3.5mm jack for connectivity to smartphone - Noise-cancelling mic - Plug-and-play setupNoise-cancelling micState-of-the-art, noise-cancelling microphone eliminates background noise. Your conversation partner won’t struggle to hear what you’re saying.3.5mm jack for better connectivityThe 3.5 mm jack lets users connect to their personal device - such as a smartphone or tablet - to work or listen to music wherever they may be.Plug-and-play setupWorks out of the box with all leading systems. Installation is as easy as simply plugging it in.Jabra Evolve 30 features at a glanceMade for Voice and MusicWorld-class speakers are built for both voice and music. Switch easily between conversations and listening to your favorite tracks.Passive Noise CancellationSimply wear the headset to eliminate high-frequency noise, such as human voices - all thanks to the specially designed ear cushions. We call this “passive noise cancellation.”Easy call managementIn-line call controller gives you easy access with large buttons and LED indicators. Pick up or end calls, control volume, or simply mute the line.Jabra EVOLVE 30The Jabra EVOLVE 30 headsets creates a complete concentration zone around you in the noisy, open office – so you can stay focused on the job.