Speco Technologies Surface Mount 2-Wire Intercom Outdoor Station, Part# AIOS06 715218 Telephone module is designed to

Telephone module is designed to support up to 4 incoming telephone lines with 8 outputs/extensions per line

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Speco Technologies Surface Mount 2-Wire Intercom Outdoor Station, Part# AIOS06 715218 Telephone module is designed toThe high performance Speco AIOS06 Technologies Surface Mount 2 Wire Intercom Outdoor Station is an analog video door phone system. Twin core cable is adopted to connect to the system. It supports video intercom with Indoor Monitor and door unlocking. With the Relay Actuator Control Module connected, it also supports unlocking a 2nd door. Dimension(H W D): 2. 68 3. 35 1. 06 inches NEW IN THE BOX