... , chip:TK4100,EM4200,T5577,EM4305 125Khz TK4100,EM4200,T5577 Low Frequency Card smart card/smart tag operating temperature of -40C ~ +70C. ... (depends on reader).High quality and fast delivery.Supply rfid tags to Sam Sung.Professional manufacturer. Frequency: LF 125khzHF 13 ... .25, or custom size Application: Public transportation,payment card,access control ,assest management,NFC Mobile payment,E-ticket ...