Adion technologies pvt. Ltd. Offers wireless alarm system. This system has inbuilt siren with five telephone numbers emergency beep dialers and cms digital dialers. Six wireless sensors and five wireless remote can be connected. It is compatible to various sensors that are fire, smoke, lpg, door sensors. While answering alarm telephone you can arm or disarm system. It has got backup batteries. Its siren is loud enough to alert next door and monitors each and every movement with coverage area.