• 2 Opto-Isolated Digital Inputs, 1 Relay Output
• Pre-paid or post-paid SIM Card, from any Telco
• 32-bit Cortex-M3 Microprocessor
• Support SMS to pager, fax, email and or server
• Only support Over the AIR programming, programming and configuration done via sending predefine sms to the rmu.
• Modem Specs : Quad Core or 4G