With GoPro Hero8 Black, you can record your videos at a highest resolution of 3840 x 2160 at 60p,50p,30p, 25p, 24p fps with bit rates up to 78 mbps and save in H.264 and H.265 formats.
High-Speed Video
Hero8 Black features a high speed mode where it captures videos at 240fps which helps to create slow motion videos. If you shoot a video at a frame rate of 240fps and play it back at 24fps, the video will be 10x slower and longer than normal.
Microphones, Speaker and Headphone Connections
GoPro Hero8 Black has a built-in Yes microphone and a Mono speaker. GoPro Hero8 Black also has a port for an
external microphone so you can record high quality sound with the help of an external microphone. Unfortunately, it doesn't have a headphone port though.
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If you are getting into videography and want to know what are the must-have video accessories for your camera, read our article:
Essential Videography / Filmmaking Accessories for your Camera
Electronic Video Stabilization
GoPro Hero8 Black also features an Digital Video Stabilization mode where videos are stabilized in-camera while you are shooting. Keep in mind that this effect may crop your videos a little bit and doesn't help stabilizing still images. This kind of video stabilization effect can be replicated by using some of the advanced video editing softwares in your PC.