1) 2 digital inputs for water level, magnet contact, motion detect, heat detect, smoke detect, etc. 
2) 1 temperature input for cold room, water pool, warehouse, storeroom, refrigerator truck, refrigeration storage, villa, house temperature monitoring. 
3) 1 pulse counter input for vending machine, vending room, visitors flow rate monitoring. 
4) 1 analog input for all detectors which have 4-20mA or 0-5V output port. 
5) 2 relay controlled by authorized phone call(Caller-ID),SMS command, Timer, or controlled by input's activation. 
6) Up to 6 authorization phone numbers. 
7) AC power failure alert SMS. 
8) Backup battery inside, advanced design for battery switching relay ON when AC power failure.