... wireless defend zone >GSM900/ DCS1800MHz >315 MHz or 433MHz Frequenc gsm alarm system 12v with Auto PIR Sensor 315/433Mhz Frquency 10 ... sensor,1 siren, 2 remote controllers, 1 power supply, 1 GSM antenna, 1 manual Detailed pictures:Warranty:1.All products have ... from our company promise 1 year free repair.3.In case the item is defective,pls inform us within 15days of ...