Manufacturer: Lowrance

Price: $299.99 at 1 seller

Combination portable turn-by-turn GPS navigation system, MP3 player, and JPEG photo viewer; Built-in 4 GB hard drive for high-detail mapping; MMC/SD card slot for music and photos; Preloaded Navteq database with continental U.S. and Canada maps and 5 million points of interest; Sunlight-readable 3.5-inch color TFT display; internal lithium-ion rechargeable batteries for portable use; USB cable and cigarette lighter adapter; measures 4.52 x 3.54 x 2.55 inches (W x H x D); 1-year warranty;