Pioneer Car Tv Which TV Tuner To Use With Pioneer AVH-P4100?

Which TV Tuner to use with Pioneer AVH-P4100? - pioneer car tv

Hello, I have a Pioneer AVH-P4100DVD car that has an option for television. I want to hear from experts and real users to use digital TV tuner P4100, based on your recommendations and comments. In addition, the receiver has an optional HD radio, as I set that up, I need an adapter or what? Thanks again for your feedback.