One of the main comfort issue affecting the passenger comfort into a turboprop aircraft fuselage is the propeller tonal noise and the related vibrations. It is well known that propeller rotation during flight generates the main noise sources. depending upon its rotational angular velocity. number of blades. https://www.hindigyanvishv.com/super-grab-Peach-Snow-Babe-Miniature-Bareroot-super-choice/