A telephone entry system allows a visitor at an entrance to call a resident, tenant, receptionist or other authorized user and request access. Depending on the system, it may use traditional telephone lines, cellular service, IP networking or an integrated access control platform to handle calls and door-release functions.
DoorBird A1121/A1122 Flush-Mounting Housing, Backbox, Stainless (A1122)
Regular price
$190.40
DoorBird A1101-WHITE Intercom Video Indoor Station
Regular price
$1,504.46
DoorBird A1101-B-BLACK IP Video Indoor Station, Black
Regular price
$1,529.02
DoorBird A1072-WEPOEC 2-Wire Ethernet PoE+ Converter A1072, 262' Transmission Range
Regular price
$1,048.22
DoorBird 423913868 Gigabit High-PoE-Injector A1093
Regular price
$412.75
DoorBird 423872684 Table-stand A8003, Steel, Black
Regular price
$312.90
DoorBird 423872677 IP Video Indoor Station, Black
Regular price
$1,529.09
Intercom & Telephone Entry Systems
How to Compare Telephone Entry & Intercom Systems
