on the specialty pogram its up to 16 programs that you can switch through and for 350 dollars thats crazy they used to sell one called twin select for the z that only cost 140 and that was with the valet tunes and everything why so expensive its not like it comes preprogrammed or already in the clock box - you have to put it in your old clock housing -and as far as ash i have called him no response does someone have a different number then whats on his cite or a better way to contact him ? i emailed him through his cite email as well ?