Compatibility Bell Helmet query

I lately purchased the Bell Helmet GT6 CARBON RD-4C (SA2020/FIA8859-2015), however I additionally want a earphone to take heed to the staff radio. Does the helmet include area for earcups? What’s the appropriate connector? RCA? Ought to i purchase the Zeronoise ear cups equipment – RCA (Cinch) male?

Images of helmet and ear cups.

Any assist could be very a lot appreciated!