The new brand XRoad is entering the GPS navigation gadget market with their latest model RM-A4000. The gadget offers 3.5 inch display screen, 64MB memory, SD card slot, and support for multimedia files. It comes with a visor-like cover to minimize the light reflection, and features the special joystick button to control the menus. Other specs includes Bluetooth supports. Rumor said that the RM-A4000 will be released next month for around $600.
