... shock and noise detectors, etc.Specification: Model EXM-12DC-D-R-V Supply Voltage ... Expansion yes RTC yes LCD display with keypad Optional Alarming mode SMS,Ring ,email,voice/Speaker output control mode SMS ,Call-In, Logic ... pulse relay ,counters ,Watchdog function ,PI controller etc..Ø Logic functions-AND, OR, NOT, XOR……Ø ... based and event-based SMS, Call-IN, Call-Out, Ring, voice &MMSØ IO status ...