Canon REALiS 4K501ST Pro AV 5000-Lumen LCoS Projector - Manual (Page 56)

Connection Procedure
56
• HDMI
Using two HDMI cables, you can project 4096 x 2160 (vertical frequency: 60 Hz)
signals as one image. The signals supplied by the two cables are combined to form
a single image.
Split-screen or four-quadrant projection is not supported when the projector is connected
to multiple devices.
Connect desktop computers by using two HDMI cables