11K is a wee bit high depending on what they use, a software or hardware solution. VMix is excellent software, use a line out on a the current sound system via a USB Audio interface to the audio in on the PC running vMix. Then a PTZ NDI Camera for the video feed. Stream it to a YouTube Channel.
USB Audio Interface $45 https://www.amazon.com/BEHRINGER-Aud.../dp/B00EK1OTZC
PC For Streaming $2k would build a nice one for NDI video input
vMix software: $700 https://www.vmix.com/purchase/
PTZOptiocs camera: $1700 https://www.bhphotovideo.com/c/produ...ferencing.html
Misc Cables and Camera bracket $150
$4595 total and this would make for high quality streaming!