Doorking 1837-080 Telephone Entry System vkg-t21 Battery Backup: 400 full cycles

Battery Backup: 400 full cycles

and mounting hardware

up to 50 remote controls (unlimited with 811LM/813LM)

500 pounds

Doorking 1837-080 Telephone Entry System vkg-t21 Battery Backup: 400 full cyclesAdvanced Telephone Entry System for Secure Access Control The DoorKing 1837 080 Telephone Entry System is a versatile access control solution designed for gated communities, apartment complexes, office buildings, and industrial sites. This advanced entry system supports up to 3000 residents and features 8000 programmable codes for secure access. Equipped with a built in electronic directory and large, easy to use A Z CALL buttons, the 1837 080 ensures