DMP expansion slots video training Call Larry Love at JCI for Fire Alarm bids 801 898 6003 Larry.Love@jci.com Electrical Contractors, ContractorsLarry LoveMay 11, 2020Johnson ControlsDMP, XR150, XR150N, XR550, XT30, XT50, DMP expanders, DMP 734 module, 734 module, DMP Keypad, 7070, 7070 Keypad, 7060 keypadComment Facebook0 Twitter LinkedIn0 Reddit Tumblr 0 Likes