Official VCDS HEX-V2 interfaces from Ross Tech LLC, that work with:

VW/Audi/Seat/Skoda cars with the 16-pin diagnostic socket including models using CAN and UDS/ODX protocols (i.e. almost all from 1995 to Current Model Year)

Pre-1995 VW/Audi cars, when used with an additional 2x2 adapter (not included)