The VAS 5054A remote Diagnosis Head Provides Volkswagen diagnostic application to the onboard vehicle system. With its compact design, the VAS 5054A is the perfect choice for servicing, production and road tests in particular. Special Features Housing with integrated diagnostic connecotr. Reliable and efficient handing of diagnostic protocols in the VAS5054A. Power supplied by vehicle, thus saving notebook batter power during moblie operation. Power management ensures load reduction for the vehicle battery during downtimes. Status display. The Diagnosis head is supplied in a carrying case containing the following components: 1x VAS5054A Diagnosis Head 1x USB cable (VAS5054/1) 1x Optional CD with diagnostic application (Hardware version is V16, Software version is V15, update date: 24,2010 March. If you bought it before and want update it to this version, please return it to me and pay 80USD for update and shipping fee) Bluetooth Properties: The VAS5054A is a universal dignostic interface for the vehicles of the Volkswagen Group and all OBD vehicle systems. The following vehicle bus systems are supported: K Line (ISO9141-2) High-speed CAN(ISO 11898-2) Low-speed CAN (ISO11898-3) J1850 (SAE J1850) The vehicle protocols are handled directly in the VAS5054A. This ensures fast response times and a reliable real-time behavior independently of the PC operation system. Every time a connection is established, the VAS5054A software is synchonized with the version installed on the application