KeyscanCA250 2-Door Access Control Panel, Network TCP/IP ready.Keyscan door control units are built for longevity, durability and reliability. Engineered by Keyscan, all 2, 4, and 8 door control units are designed for fast and efficient performance with standard features like dual on-board processors and heavy duty relays. Keyscan controllers are built for maximum flexibility and limitless expandability. And they’re all backed with Keyscan’s legendary customer service and technical support.Main FeaturesNetwork TCP/IP readyEasily configurable reader settings supporting many Wiegand protocolsAuto-transfer protocol uploads transaction buffer if interruption occursDual processorsLock down and global communication among multiple ACUs, server and sites (requires CIMs and CIM Link)Multiple inputs and outputs for expansion capability