The GPSMAP 5008 features an unprecedented touchscreen interface, along with a satellite-enhanced worldwide basemap and a 21 cm screen that makes navigation as easy as pointing your finger. By connecting to the Garmin Marine Network, you can add sonar, radar and weather. For even more advanced features, you can add the optional BlueChart® g2 Vision card.Also features a worldwide basemap with high-quality satellite images in place of more traditional maps. For even more detail, you can add maps easily with the SD card slot without having to connect to a computer. To keep tabs on your engine room or other area of your boat, you can connect a live video feed with the 5008's video input/output options.With the optional BlueChart g2 Vision SD card, you can add a whole new dimension to your chartplotter. 3D mariner's eye view or fish eye view provides you with a 3-dimensional perspective, both above the waterline and below it. High-resolution satellite images and aerial photographs help you orient yourself in unfamiliar areas. Auto Guidance technology searches through all relevant charts to create a route to follow that avoids obstacles, shallow water, buoys and other obstructions. Connects easily to the high-speed Garmin Marine Network, so you can interface with additional MFDs and add remote sensors. Once connected, you can share information between the 5008 and other chartplotters on your boat. You can also add high-powered radar, sonar, and XM satellite weather and radio to your system.