We're seeing some of the hottest technology come out of the Mobile World Congress 2015. Now Windblockers is introducing some old school tech that's perfect for the mobile world. Mobile software developers have been undertaking the task of perfecting noise cancelling software for a while now. It still has a way to go, as anyone who has ever taken a call on a windy day can tell you. Instead of waiting for the perfect in-phone software you can try Windblockers microphone cover for instant noise reduction.