Try this.....First, you will need a HDMI Splitter https://www.amazon.com/ZY-Female-Splitter-Adapter-Support/dp/B019C9UQTO
and 2 hdmi cables.
1 - Connect the splitter to the input of your PS4.
2 - Connect one of the HDMI cables to the output of the splitter to the RGC HD Pro unit.
3 -Connect the other HDMI cable output of the splitter to your TV.
Now keep your fingers crossed.