The United Security AD2001S is an automatic voice/pager dialer that works with nearly all alarm systems. The unit is equipped with a steel enclosure which includes knock-outs.
The AD2001S includes busy-line and no-answer detection that results in the transmission of as many as 2 pre-recorded messages to 4 telephones/cell phones/or pagers. The unit is easily programmable and can work as a stand-alone device when connected to a standard telephone jack.
The AD2001S automatic voice/pager dialer is perfect for security, equipment malfunction, environmental warning, and temperature notifications.