... defend zone >GSM900/ DCS1800MHz >315 MHz or 433MHz Frequenc gsm security alarm with Auto PIR Sensor 315/433Mhz Frquency 10 Wireless Zone ... sensor,1 siren, 2 remote controllers, 1 power supply, 1 GSM antenna, 1 manual Detailed pictures:Warranty:1.All products have ... workshop team.There is no middle man,no high markup,so we can provide quality items yet very competetive price!3.If ...