1.AD 900 Key programmer 2.Version:2.21 3.New function added: 8C ... out and has detail explanation for such transponders as: 11,12,13,T5334041,42,44,4546,48,4C ,4D(60-68 ... with the Hitag 2 function.Support on programming the transponder key and remote for Audi A8, VW Touareg,VW Phaeton,English ... , E90, E91, E92 EWS3, EWS3+, EWS4, CAS, CAS2, CAS3. car key programmer AD 900 ...