Honeywell Vista 20P PROM - Upgrade chip for the VISTA 20P Reviews

Cropped honeywell vista 20p prom chip for a vista 20p upgrade
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This was just what I was looking for
Submitted on 04/15/2013

I needed to upgrade my panel, but I didn't want to buy the tc2 kits because I am monitored over IP. This saved me a$100.