Robodo RDM6300 - 125K EM4100 RFID Card Reader Module Electronic Components Electronic Hobby Kit

" RDM6300 125KHz cardreader mini-module is designed for reading code from 125KHz card compatible read-only tags and read/write card ? It can be applied in office/home security, personal identification, access control, anti-forgery, interactive toy and production control systems etc ? *RDM6300 is the update version of RDM630, it has higher sensitivity and longer read range ? The pins and output data is 100% compatible with old RDM630 module ? Support external antenna ? Maximum effective distance up to 50mm ? Less than 100ms decoding time ? Uart interface ? Support EM4100 compatible read only or read/write tags ? Built-in external bi-color LED and buzzer driver ? Small outline design Other Links : ? Instructable Link ? Video Link"