There are three different hardware versions: Ross-Tech HEX-V2 Ross-Tech HEX-NET VCDS HEX+CAN-USBWith the Ross-Tech HEX-V2 and the Ross-Tech HEX-NET you can diagnose all diagnosable VW, Audi, Seat, Skoda & Bentley vehicles from model year 1992 all the way to the latest models. Additional adapters are optionally available for some, and especially for older models / other brands (for example Linde).The tethered HEX-V2 supports a classic USB connection, the HEX-NET additionally offers a new level of reach and comfort with its wireless Wi-Fi function.The other tethered diagnostic interface, HEX+CAN-USB, supports all diagnosable VW, Audi, Seat, Skoda & Bentley vehicles from model year 1992 to 2015, sometimes also vehicles from model year 2016 (depending on the installation of the respective control devices). It is especially suited for private use and is available in our online store as a refurbished second-hand article.