1.Portable navigation device, flip antenna, slim and compact size, can be installed in any model of automobile. Easy to take from car to car; 2.Convenient downloading of map information between SD card storage media and computer; 3.Simple touch-screen operation; 4.Integrated GPS Antenna; Removable SD memory card; 5.Built-in speaker ; Removable mounting bracket; 6.High-quality MP3/MP4 playback and high-resolution image display