AIPHONE GT-VBC VIDEO CONTROL UNITAdditional Information:? More variety of stations? 170? PanTilt & Zoom video camera for larger viewing area? Built-in access code keypad for keyless entry (500 codes)? 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)? Door release timer (momentary~20 seconds)? 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
