SAM 58050 Self Activated Monitoring System Simple-to-install system means there's no installation fees No phone line required since it's monitored by your smartphone Low monthly fee plus pay-per-use system with no contracts Includes panel, motion detector, door/window sensors, 2 remotes, 2 key fobs and 2 warning decals Remote monitoring by phone through text or voice Scale up by adding pet-immune motion detectors, window break detectors, flood detectors and more