&chunked transfer mode, which will work quite well with extended buffer times.&buffer=0 will force the audio to be in sync with the video, with the video playing back with minimal delay.&buffer=100 will add a 100-ms time delay to the video, on top of any existing delay.&buffer=200 can help reduce video problems, such as frame jitter, with 200-ms of added delay.&buffer command, along with vMix using a compatible Chromium version.&buffer command may stop Echo Cancellation from working due to the audio delay this feature produces.&sync command if you wish to delay the audio, relative to the video. &buffer will try to keep the audio and video in sync, which might always be desired.