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.
Some claim a typical magnetron tube has an average life of 2,000 hours of operation, and suggest that if you use a microwave oven for a total of 15 minutes every day, it would take 22 years for it to reach the 2,000-hours-of-operation point.