A:AnswerAssume this about GoPro 9.
Sure, but video editing is a far amount of work. Learning curve. Software that comes with it is ok.
Also, lens is wide angle. People may be tiny depending on how far away they are.
A:AnswerYes, you should be able to do that by streaming through your smartphone with the camera connected to the GoPro app on your phone. The GoPro site has full info on how to set up and start your live stream.
A:AnswerIf you've paired the HERO9 Black to the GoPro App, you can expect a range of between 35-50 feet depending on the wireless interference in your area.
A:AnswerThe HERO9 Black has microphones built into the camera itself. If you'd like to attach an external mic, take a look at the GoPro Media Mod for the HERO9 Black. It includes a separate mic and has a port to connect an external mic to the camera. As for audio quality, the HERO9 Black uses GoPro's latest audio technology.
A:AnswerYes, when the doors are closed, the HERO9 Black is waterproof down to 33 feet. If you want to go deeper than that, there is a dive housing for the HERO9 Black that is sold separately.