Model: PST-GSM-01 9 Wireless zones and 2 wired zones; Support unlimited sensors; Have back up battery; Have two way communication function; Work with GSM SIM card, GSM freq: 900/1800Mhz and 850/1900Mhz - Update: 2011-08-12

GSM frequency:850/900/18001900MHz; Wireless frequency:315MHz/433MHz; Control the home appliance,like light,heater etc! - Update: 2011-08-12

With separate LED display keypad; 8 programmale defense zones; 6 groups of telephone number can be pre-stored - Update: 2011-08-12

Microcomputer control technique adopted, and it consists of two parts: receiver (master) and remitter (pickaback plane) and have numerous codes - Update: 2011-08-12

Name: LCD GSM Home Alarm System with back up battery Model: PST-GSM-06 Specification: 1. GSM frequency:900/1800MHz & 850/1900MHz(optional) 2. 24 wireless zones; 3. Working frequency between detector and alarm host(315M/433M optional) 4. Ext... - Update: 2011-08-12

10 wireless zones with LCD display; Support unlimited sensors; Have back up battery; Work with GSM SIM card; GSM frequency: 900/1800Mhz and 850/1900Mhz; - Update: 2011-08-12

32 wireless zones and 7 wired zones with LED display; Support 99 sensors; Have back up battery; Work with landline; - Update: 2011-08-12