hiwe need 125KHz/134.2KHz LF RFID antenna coil tag E-Unit for making rfid animal ear tagDescription:125KHz/134.2KHz LF RFID antenna coil tag E-UnitIntegrated circuit:Hitag S256,EM4305,Hitag U in COB or HDFN formatRead Mode:Read / WriteResonance Frequency:134.2kHz +/-2kHzSize 1:16x9x2mmSize 2:24.5x14x1.2mmOther size:available, customizedAntenna Connection:TC bondingChip Position:Position on the top of the coil antennaChip Attachment:Glue/Epoxy between coil and COB module Show More