Wireless Alarm System functions
◆ gsm 900/1800 band alarm base
◆ voice and message alert
◆ monitor living surroundings
◆ set alarm on/off by controllor
◆ call in set alarm on, off, monitor, output
◆ 5 group phone + room number
◆ programable 4 group text message
◆ 3 district for wire director
◆ 10 district for coreless director
◆ 1 relat output to power on camera when alarm
◆ 3 output for lamp, cooker, air condition

some technique parameter
1)static curren: 20ma
2)power: 9v-12v dc
3)working temperature: -40℃- +55℃
4)gsm900/1800mhz band
5)phase 2/2+
6)output : class4(2w)/egsm900, class1(1w)/gsm1800
7)frequence: 315mhz/433mhz
8) cordless distance: 100 m