Garmin HuntView Plus Map Cards feature exclusive BirdsEye Satellite Imagery and 1:24K scale TOPO mapping. These Garmin preloaded microSD cards offer a seamless hunting map solution for Garmin Astro 320, Astro 430, Astro 900, Alpha 100, Alpha 200, Alpha 200i, Alpha 300, Alpha 300i, 200 Plus DriveTrack 70LMT, DriveTrack 71 and Alpha XL GPS devices and are sold individually by state. Map data is collected from multiple sources, providing full state-by-state coverage with routable road and trail data, landowner names and boundaries for private land types, boundaries for public land types (BLM, National wildlife refuges, National parks, WPA, WMA), food/fuel locations and more. The included BaseCamp software lets you interface your computer with your handheld device to plan your hunt, transfer waypoints, and even keep a track log so you can return to the best hunting spots or share the adventure online. Garmin HuntView Plus Map Cards feature:Easy-to-use mapping solution for hunters and outdoorsmen – plug-in microSD card eliminates time-consuming downloadsDigital topography equivalent to 1:24,000 scale U.S. Geological Survey mapsShows thousands of routable roads and trails with turn-by-turn navigationIdentifies public/private land types and boundaries, using data from multiple sources for superior coverage and detailIncludes searchable points of interest: parks, summits, geographic place names, camping areas, businesses, and moreProvides Bureau of Land Management township, range and section information, plus USGS quad locationCompatible with BaseCamp software for managing data on your GPS and computer, trip planning, playing back routes and tracks, geotagging photos and more Free shipping on this product.