Airbus Helicopters are teasing us again

Here are two teaser clips of the X4 about a month off from being unveiled at HeliExpo. Being a big fan of the Dauphin family of helicopters I am very excited to see what is to come. What we know so far is that it will feature the exotic Blue Edge blades, a feature that will reduce noise generated by Blade-Vortex Interaction. Read more about the developement at Aviation Week