Travelers and computer-phobes alike will enjoy the simple convenience of Garmin s preloaded MapSource data cards-just insert and go Tiny 256 MB microSD TransFlash card comes preloaded with 100K scale Topo maps for convenience when traveling no need to download Cards are compatible with all X-series Garmin GPS units including Legend Cx, Vista Cx, GPSMAP 76Cx and GPSMAP 60CSx and 60 Cx. Please note: cards are not write protected and can be written over lost map data will not be replaced after purchase. Southeast region covers Florida, Georgia, the Carolinas, Kentucky, Tennessee, Mississippi and Alabama. Also includes coverage of Puerto Rico and the U.S. Virgin Islands. See Region 11 in coverage map image.