land lines for security system call ins or battery backed wireless? OT

John Griessen · 2018-07-16T13:26:39-07:00

The land line is $60/month here now. Anyone recommend a system keypad, main system board with cellphone function, and monitoring service that is low cost for the cell phone line charge and the

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land lines for security system call ins or battery backed wireless? OT

John Griessen #149772 The land line is $60/month here now. Anyone recommend a system keypad, main system board with cellphone function, and monitoring service that is low cost for the cell phone line charge and the monitoring?

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land lines for security system call ins or battery backed wireless? OT