vMix Wireless Tally Light Tutorial based on nRF24L01 Module
The main problem is many nrf modules with antenna doesnt work properly, I suggest you to using regular NRF24L01 module without antenna version!
Receiver:
Transmitter:
Topology:
Im using arduino Nano because it small and have 3.3v pin to power the NRF24
Download (no password):
Wireless Tally NRF24
You can ask by comment below, happy holiday!