GSM Remote Controller with Free Call, it is a multifunction gsm alarm system, can used as gsm sms alarm, remote switch equipment

GSM Remote Controller with Free Call, it is a multifunction gsm alarm system, can used as gsm sms alarm, remote switch equipment

GSM SMS Alarm, (2I/1O Port), ---RTU5015, This product is very small and simple, it applies to the following three applications:

 1. GSM Gate Opener, it supports open gate or garage door with a FREE call from 64 mobile phone numbers!

 

2. GSM Remote Switch, Remote switching machines on or off with a FREE call from 3 mobile phone numbers!

 

3. GSM SMS Alarm, it supports 2 wired inputs, like door sensor, pir motion sensors, when any sensor triggered, will send SMS alert to preset mobile phone numbers. 

GSM Remote Controller with Free Call RTU5015