Navman iCN 635 3.8-Inch Portable GPS Navigator Powerful in-car GPS navigator with 3D map view 64 MB of internal memory; includes 128 MB Secure Digital memory card SmartST v3.0 3D navigation software and TeleAtlas North American map data 3.8-inch LCD monitor with 320 x 240 resolution and 65,000 colors Comes with windshield/dashboard mounting bracket and 12-volt vehicle adapter