Intelligent, Waterproof and Secure em4200 rfid reader ...
125KHZ EM4200 read rfid chip module reader for Industrial Automation Introduction : RDM630 is a 125KHz read-only module for EM4100/TK4100 125KHz cards, which can read and output CSN card number. It has option of Wiegand26, RS232 and TTL output format.
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