HDMI output (1920x1080) HD for high definition multi-channel live viewing only. 1080p recording resolution is limited to a maximum of 1920x1080 per channel. Image quality and resolution is dependent on the type of camera connected to the DVR.
Neon can last decades. In practical terms the normal expected life span is between 8 to 15 years. Neon can be repaired and recharged as long as the tubing is not cracked/broken.
There is absolutely no evidence that the Trifecta valve will last for 20 years in vivo (in a human) - the longest published data for this valve is currently 3 years. there are however other older generation valves that do have genuine 20yr data.