David, this is the alarm I have and am very happy with it. I bought the $150 model and a couple extra motion sensors and then added the rest of the elements later. If you dont care about phone dialing, get the $85 model. -Gregory

http://smile.amazon.com/Skylink-SC-1000W-Complete-Emergency-Affordable/dp/B003MP93BW?ie=UTF8&psc=1&redirect=true&ref_=oh_aui_search_detailpage