I do not have a grand idea how they work but I need to buy one as a gift. This person needs it to record live music mostly - not for underwater purposes or all that. So mostly, the video and sound quality is of utmost importance. I know there's the GoPro 6, but it is over my budget. I was thinking about purchasing either the GoPro 5 Black or Session. Which one do you recommend mostly for the purpose that I want it for?
Read more: Which GoPro is best for recording live music?
