It would be great to see a better variety of car video products such as backup cameras, rearview video mirrors, monitors. I chose to purchase my Bluetooth/TFT/Backup camera rear view mirror from Chinavision. It had to be imported (only took an amazing 3 days from china to Phoenix AZ) but it has the most convenient options and the best price.

Check it out:

The mp3car store does have a backup camera but its too expensive and there are so many more styles and types. This is the camera I ended up purchasing: