H.264 High Profile: Better video quality and compression efficiency, uses more CPU/GPU resources
B-Frame: Help improve video compression efficiency and image quality, especially during fast motion scenes.

Remote Live View: When connected to a second device through a web browser at
https://remote.livenow.one
or another iOS/Android device, enabling this feature will mirror the main camera preview to the secondary device, allowing you to monitor the live view remotely.

Background Audio: Automatically mixes video and music audio into the live stream.

When enabled:
Viewers can still hear video/music audio even if the microphone is muted.
When disabled:
Audio is captured only through the microphone.
If the microphone is muted, viewers will not hear any sound.