This is an integrated GSM based security alarm system with capacity to pair up to 80 wireless and 2 wired defense zones. The system uses both Wi-Fi and the Global System for Mobile Communications (GSM) technology to alert owners of any intrusion in the monitored premises. It easily pairs with other wireless sensors including: PIR motion sensors, door and window contacts, vibration sensors, curtain detectors, Emergency/panic buttons, smoke sensors, gas leakage detectors etc to give you and your loved ones complete protection and peace of mind. The system is suitable for use at various premises including home, office and business etc.