Difference between “RA510T-RW” and “RA510T-US”

Technical Subjects Hardware RF/Antenna
1

I’m curious about the difference between “RA510T-RW” and “RA510T-US” to use for connecting the “RM510QGLHA-M20-SGASA” antenna.

Thanks.

2

Good question. I would also like to know the difference between these antenna modules.