RS485 OSDP RFID access control reader is  two-way communication protocol card reader.

*Can be installed at multiple points by using the bus connection.

*1200 meters maximum distance
*Two-way communication,can set parameters via software;
*The light status of the reader can be set as required. 

*The sound status and buzzer can be set as required
*Low Frequency/High Frequency Proximity reader With Wiegand26,RS485 interface optional, easy to use and deploy, fast and convenient to connect with other controller
*Widely used in applications such as access control system, time attendance, guest registration system and identification authentication field etc.

OSDP Software Operation Manual: