AK500 released in this June is the updated version of AK400. It can be updated through internet, has More functions and a higher technical support than AK400. 1. Match and support function ¡°Keyless Go¡±of Benz Infrared Key; 2. Support Benz Infrared keys lock and unlock for EIS+ESL+ESM , the leading technology all over the world; 3. Support Directly reading EEPROM for BENZ DAS( 1995-1998 )via OBD, can to unlock DAS when you lost all keys and DAS is locked; 4.Read and write the ESL of E/Class and C/Class via K_line, no need remove ESL; 5. Support Benz ECU¡¯s flash(29F400 and 29F800) and generate key data directly, no need Renew Flash and Programming ECU, the leading technology all over the world; 6. No need to choose the MCU type of EIS. When load EIS file, recognise EIS file, and generate key file. If your MCU is HC705, software will automatically suggest ¡°load next EIS file of HC705¡± 7. Powerful Motorola MCU programming function,Directly reading dumps of EEPROM(HC908) and Flash(HC912,HC9S12,HC9S12X)for motorola MCU, in support of the engine ECU of Benz, BMW, VW and Audi etc MPC(MPC555/556,MPC561/562,MPC563/564), external Flash(MB58BW016,29BL802C,AM29BDD160,S29CD016,DE28F800 etc.) and external EEPROM(M95xxx). An advanced tool of car ECU repair and programming, odometer adjustment and key programming as well. 8. Follow-up upgrade (1) Benz(R or W220) shift module ISM and 722.9 gearbox ECU drive authority; (2) upgrade ESM read and write EEPROM.