sir, we are having model no-AZH25KDC9AA3 YEAR 2006 SL NO-672TCP1638 GP-328 SET NOW RECENTLY MY ORGANISATION HAVE PURCHASED QTY-04SAME MODEL AND SL NO 672TJYR393 WE HAVE GOT THE PREVIOUS VERSION SOFTWARES & KIT FOR PROGRAMING THE REQUIRED FREQ BUT WHILT TUNING THE RECENTLY PURCHASED SET THE MODEL IS NOT SUPPORTIN always comes model not suporting ,if u have the patch file software for this model please farward to us for tunning the desired frequency.