DESC: The Nextar GPS X3B mobile navigation system assures that your days of getting lost are over! Finding an address or any of 1.6 million points of interest such as the nearest gas station or restaurant is a snap anywhere in the U.S. or Canada. Just enter information in the X3B's 3.5 inch touch screen and let the voice prompt and detailed map guide you to the destination. With the latest TTS (Text to Speech) function, street names are clrearly pronounced in English. The X3B's built in MP3 player will entertain you with your favorite tunes while en route. Just copy your favorite play list onto an SD card and insert into the slot. The X3B moves easily from car to car using the convenient vent mount. A recharageable lithium ion battery assures that the unit stays active. Other features of the X3B include built-in maps of the 50 United States and Canada, 1GB built in Flash Memory.