Paxton10 Door Controllers are the building blocks of the Paxton10 system. Each one provides control of a single door and a port to allow support for up to three Paxton10 Wireless Connectors for additional functionality. A single Paxton10 system can include up to 1000 door controllers. Features Controls a single door and provides additional I/O for general use Distributed intelligence architecture, no central point of failure Two reader inputs for read in/read out control Housed in a small plastic enclosure Connector port to cascade up to three Paxton10 Wireless Connectors