PR411DR access controllers are designed as the most popular and low cost access control solutions.
They can be used either in standalone or integrated access systems for up to 1000 users. PR411DR units are equipped with RS485 interface which can be use for both programming and online communication in networked system.
Access control system based on PR411DR controllers can be managed locally through COM/USB serial port or remotely by computer network WAN/LAN.
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