Garmin StreetPilot c320 3.5-Inch Portable GPS Navigator Convenient touch screen allows for quick access to features such as addresses, recent locations, food, and lodging Features a SD card slot, a 128 MB SD card, and MapSource City Select street data on CD-ROM Data can be transferred from a PC to the unit via a fast USB connection Customize the unit's appearance with an array of colored faceplates (sold separately) Bright 3.5-inch diagonal, 16-bit color display