2x HDMI  (1x 4K60, 1x 4K30) 

HDMI 4K30/60 input module input module allows resolutions of up to 3840x2160 and is HDMI & HDCP 1.4 compatible.

Inputs: 2 x 4K30 or 1 x 4K60
Resolution Support: 480i, 576i, 720p, 1080i & 1080p @ 24Hz to 60Hz 3840 x 2160 4:4:4 @ 23.98Hz 24Hz, 25Hz, 29.97Hz & 30Hz, 8-bit
3840x2160 & 4096x2160 4:2:0 50/59.94/60Hz 8-bit
Compatibility:HDMI 2.0 (for 3840 x 2160 4:2:0 @ 50Hz, 59.94Hz & 60 Hz)
HDMI 1.4 (for other resolutions)
HDCP 1.4
Color Space:BT.601 on standard resolutions
BT.709 for 720p, 1080i, 1080p and 2160p