Magic Music Visuals

I'm running a two computer set up, magic and OBS on a new MBP M1 CHIP, SERATO Pro & mixemergency on a 2018 MBP. I'm using NDI on BOTH COMPUTERS. I can't get the audio and video to sync. I have record it and it plays back perfect, but when I go live the audio jumps ahead of the video any suggesti...