Media Summary: The system was fairly recently upgraded from a 4002 to a 4100U, which also added some IDNet devices in a small portion of the ... Here's another video that's apart of my system
Simplex Fire Alarm Test 78 - Detailed Analysis & Overview
The system was fairly recently upgraded from a 4002 to a 4100U, which also added some IDNet devices in a small portion of the ... Here's another video that's apart of my system
![[DEFUNCT] Rare Simplex Fire Alarm Testing](https://i.ytimg.com/vi/29myZDFpnzs/mqdefault.jpg)
