From the Manufacturer:. Fit for every purpose. Professional calls from your spare bedroom. Motivational playlists before a big pitch. Meditative sounds when it's time to focus. Hybrid work days have a lot going on, so its important your headset can keep up.. Evolve2 55 is specially engineered to go with your flow. Its ready to work whichever way you do, delivering professional sound to your calls and your music, with powerful Active Noise-Cancellation (ANC), noise-cancelling mics and 28mm custom speakers - all while treating your head to best-in-class comfort* with our revolutionary Jabra Air Comfort technology.. Theres something in the air. Our engineers spent years perfecting our new game-changing Jabra Air Comfort technology to create this incredible best-in-class comfort*.. Layers of ultra-soft perforated foam inside the cushioned headband** stop pressure building up, for a dreamy, light-as-air fit no matter how long you wear it.. Flexible, ergonomic earcups take the feel-good