hmmm... never though about using my vest for use on pinball as well. Good thinkin!
Wonder if something like these would work pretty good
https://www.amazon.com/Bluetooth-Transmitter-Receiver-Portable-Rechargeable/dp/B083J98ZFX/
https://www.amazon.com/IrisCargo-Bluetooth-Transmitter-Receiver-Portable/dp/B08RHJGH25/
Use a y cable for the 3.5mm output to use the sub as well (assuming you are using one) unless the RX/TX ports on those transmitters also act as a pass through.. then it's not needed