Thanks for all the info. I just have to try and find my speed senor wire to hook it up on my 06 dodge ram. I seen the post on where its located i guess I should try and install it, and try it out. The dealer gave me a little time to try it out because it was the first one they sold. Plus I like the 5 volt preout. I know the kenwood has the same but is more pricey. I also like the turn volume control rather then a push button volume, because I have no steering wheel controls. I also, looked at the alpine 505. The price was really good on it but by the time you add the black bird its about the s