Keri Systems KB-2D-ADD-KIT Borealis KB Cloud Access Controller 2-Door Expansion Kit

Cloud-hosted access control solution engineered for intelligent, bandwidth-efficient operation. This 2-door, 2-reader controller features built-in Ethernet connectivity with no adapters required—connect via existing LAN/WAN or dedicated CAT-5/6 cabling. Supports up to two 4x4 Input/Output expansion boards per RS-485 trunk for enhanced system flexibility. Includes mobile app enrollment with QR code scanning, Scan and Go capability, and embedded MAC address for streamlined controller importing. Stores 10,000 cardholders and maintains a 10,000-event buffer. Re-assignable inputs and outputs adapt to your security layout. Quick disconnect connectors enable fast installation and maintenance. Mounts securely in standard locking metal enclosure. Cloud-hosted with secure backup ensures your access control data is always protected and accessible.