I sometimes have a problem with my Mavic Pro remote discharging when using an Android phone with a low battery? There is a way around that problem, that will allow you to fly while charging ;-)
I have the original Mavic Pro. I purchased a full set of the new Low Noise (platinum tipped) props from Advexure and tried them for the first time last weekend. They are definitely quieter than the original props, and a different sound frequency which makes the mavic sound slightly less...