Warning for I-Series NVR users:
Before upgrading to v4.1.10 or v4.21.008 firmware. Be sure the NVR is on at least firmware 3.4.92 or 3.4.93. Failure to have the NVR on either of these firmware versions before upgrading to v4.1.10 or v4.21.008 could render the NVR in-operable.
19-inch rack-mounted 2U chassis
Synchronous 2-ch HDMI, 2-ch VGA and HDMI1 4K (3840 x 2160) Resolution