RS485/OSDP QR RFID access control reader OSDP RS-485 protocol
The OSDP readers can be installed at multiple points by using the bus connection.

OSDP two-way communication protocol card reader.
Maximum distance about 1200 meters.
Two-way communication,Can set the parameters for the card reader
The light status of the reader indicator light can be set as required The sound status ofthe reader 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 controlling devices.
Widely used in applications such as access control system, time attendance, guest registration system and identification authentication field etc.