... transponders.2.Transponder Cloning:11, 12, 13, 33, 73, 4C (writing to 4C electronic key and battery less TPX1 transponder), Philips Crypto ... copied with Zed-BULL. Also you can copy 4C transponders onto batteryless TPX1 4C glass transpondersProducing Transponders for OBD ProgrammingIf you have ...