Question about Samsung QE65Q70T

3 x HDMI 2.0 (CEC)
1 x HDMI 2.1
1 x Satellite In (Sub; F-type female)
1 x Antenna (RF)
1 x Optical Audio Out
1 x Satellite In (Main; F-type female)
2 x USB 2.0
1 x CI+ 1.4
1 x Ethernet RJ45