... .Product anti-forgery IntroductionRDM880 module is a contactless smart read/write module basing on the ISO14443A,B andISO15693 ... Attendance, E-tickets, Product Anti-forgery, Transit one card system,etc. Parameter Frequency13.56MHzChipsMFRC500,MFRC400,MFRC531,MFRC632Baudrate9600-115200bit ... it HF-I,EM4135,EM4034InterfaceRS232,RS485,TTLPower supplyDC 5V(±5%)Current< 70MARead range>60mm(depends on the tags ...