Zed-BULL is a transponder cloning device which contains all of Zed-Qx's features and also has more additional features. Zed-BULL will fulfill all of your requirements as professional on Immobilizer Systems. Here are the main features of Zed-BULL: 1- Transponder Cloning: 11, 12, 13, 33, 73, 4C (writing to 4C electronic key and batteryless TPX1 transponder), Philips Crypto 40 (some), 41(all), 42(all), 44(all unlocked VAG), 45(all), Texas crypto 4D(all 60-61-62-63-64-65-67)to batteryless TPX2 and Silca electronic heads. Until now, common transponder cloning tools could only copy fixed transponders. But the revolution that we started with our device, Zed-Qx, is increasing with Zed-BULL. 41(NISSAN), 42(VAG), 44(Unlocked VAG) and 45(PEUGEOT) transponders which normally known as can not be copied