Features 
» Alpha-numeric room numbering 
» Link data allows for easy programming of multiple entrances/guard stations 
» Up to 16 entrance panels,4 guard stations and 500 tenant stations 
» Simple wiring with only 2 common wires for audio 
» Access control from inside station to calling entrance (door release) 
» Optional individual doorbell to ring tenant stations 
» Door release timer (momentary~20 seconds) 
» Security guard station can be included to provide communication between office /lobby and tenants 
» Optional panic call switch for emergency calling to guard/concierge 
» Optional postal lock module, allowing easy entry for postal and delivery workers 
» Security guard can screen calls from visitors (Reception Mode) 
» Both audio/video and audio-only entrance panels can be combined in the same system 
» LED's at door allow use in low light conditions 
» Only 2 additional wires are required to add video 
» Tenant can view entrance panel by pressing "key" button