Ideal Wireless Alarm System for Home: Wherever you are, you can control and monitor your home alarm security system on the AGSHOME App anytime, such as arm/disarm your home remotely. A great way to get started in whole-home protection for your home security. Instant APP Alerts: GRSICO door alarm system for home pushs an alert to you if someone is opening the door/window in your absence, your smart phone will receive real-time notifications. It is always worrying for people when they leave the house, but this alarm system puts your mind at ease when you are traveling. No Alarm Sound: When a sensor is triggered, you'll get an alarm alert from your phone app, and by renaming it you'll know where it was opened. The gateway and door/window sensor won't make any annoying noise, and there will be no false alarm sound to disturb your sleep at night. Easily DIY Installation: No professional is required. Set up the home alarm system in minutes all do it yourself making home sec