Sorry about the sound, but I got some royalty free music, but they still claim it is copyrighted. Sorry, but I can do nothing more than remove the sound.\r :(\r I learned from last video. So got two cameras, so I would catch the ion.\r This is an almost fully charged 4s 5000mah 30-40C Flightmax, it had gotten a bit saggy, and I did not trust it in my quad, so it had to die.