Detailed Product Description Standard Package Includes:1 the alarm system,1 wireless infrared detector,1 wireless door magnet detector,2 ... bands, GSM 900 MHz, 1800 MHz and 1900 MHz, can alarm remotely without the limit of distance. (Note: 850Mhz is optional ... ) Support GSM/CDMA, and English SMS to control system and motion detecting and arm/ disarm Parameter:0CComplete list1.Host ...