DoorKing 1834 Entry System

True full duplex communication | Stores up to 3000 telephone numbers and names | Stores up to 255 area codes | Transaction buffer stores last 8000 events | 8 hold open time zones | 4-digit entry codes for each telephone number | 2 form “C” dry contact relays | Single-line directory uses super-twist LCD with 1/2″ characters | EEPROM Memory chip | Requires touch-tone, loop-start central office phone line | 16VAC, 20VA power transformer supplied | FCC (US): DUF6VT-12874-OT-T | DOC (CAN): 1736 4528 A | Compliant with UL 294; ETL Listed

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