Doorking 1830-403 Memory Chip 3000 Capacity

3000-Capacity Doorking Memory Chip for Telephone Entry Systems The Doorking 1830-403 Memory Chip is a high-capacity memory module designed to expand the functionality of DoorKing® telephone entry systems. With a capacity to store up to 3000 access codes or user data, this module enhances access control capabilities for residential communities, commercial buildings, and industrial sites. As a genuine DoorKing replacement part, the 1830-403 ensures seamless integration and reliable performance. Key Features 3000-User Capacity – Expands storage for up to 3000 user codes or access data, increasing system efficiency. Seamless Compatibility – Designed for use with DoorKing 1830 series telephone entry systems. Easy Installation – Plug-and-play design allows for quick upgrades to existing entry systems. Reliable Performance – OEM part guarantees full compatibility and optimal functionality with DoorKing access control units. No Cards Included – Memory module only (cards sold separately).