Ideal for medium to large apartment and gated community applications, office buildings and industrial sites. Remote account manager and transaction analysis software included / Large easy to use A and Z scroll buttons / One Touch “CALL” button / Built-in eight-line LCD directory display / Programmable directory codes (1-4 digits / 10 and 11-digit dialing capability / Interfaces with 2 card readers – expandable to 16 with tracker expansion board(s) / Live Streaming / Live transactions / Anti-pass back / 8000 event transaction buffer / Elevator control – requires elevator control boards(s) / 31 Security (permission levels)- 29 Programmable (2 fixed levels) / Database import/export capability / LED Lighted keypad / Built-in clock/calendar / Holiday schedule / Hold open time zones / Entry code time zones / Built-in postal lock provision.