... the settings can be finished by keypad; 12. Sos,Fire,Gas,Door,Hall,Window,Ballcony and Perimeter places Alarm13. Real-time ... wireless sensors including door, PIR sensor, vibration sensors, smoke sensor, gas sensor, water sensor etc. 3. Does can work in my ... , 850/900/1800/1900 MHz, so it is available all over the world. 4. What is the warranty and delivery time? We provide ...