LEVITON SECURITY & AUTOMATION 10A11-1 2-Way Voice Module
The Model 10A11-1 Two-Way Audio/Voice Alarm Module allows two-way communication with a central station after an alarm, paging and listening from an on-premises or remote phone, annunciation of alarm and zone by voice, and voice messaging (not available on all systems). After an audible alarm, the module allows the central station to control the listen/talk mode. After a silent alarm, the module allows listen in only.
