"NX509" is a car navigation that can be installed in the double DIN space on the center console of a car. The flash memory navigation is built in this product. "NX509" supports many multimedia devices and formats, such as DVD, CD, iPod, DiviX, MP3, WMA, AAC, and many more. In addition, "NX509" also features an impressive graphical user interface, and it reduces the number of hard keys. It features a 7-inch touch panel and three hard keys. These keys have important functions and their icons are designed to be curved. Its simple style not only fits car interior but also helps users to operate the various features.