Garmin GPSMAP 168 Sounder GPS Unit

Built-in basemap, 240 x 240 pixels, 500 waypoints, built-in antenna, 1200-watt sonar, depth-finder, tide prediction tables

Includes Hot Spots Fishing CD-ROM provides detailed lake information for hundreds of the most popular lakes in the United States and Canada Built-in basemap includes the United States, Alaska, Canada, Mexico, Central and South America Audible alarms including anchor, arrival, clock, off course, fish andshallow/deep water 500 waypoints Built-in antenna 1200-watt sonar (peak to peak) Large, 240 x 240 pixel, 4-level gray-scale screen 12-parallel channel GPS receiver WAAS-enabled for better position accuracy to 3 meters Includes a depth-finder and tide prediction tables Simple menu-driven operations make it easy to nanvigate Accepts additional maps from Garmin MapSource CD-ROMs 2.5 MB memoryLearn More: What is WAAS? If you've been shopping for a GPS unit, you may have heard of WAAS. It stands for Wide Area Augmentation System. WAAS is a system of satellites and ground stations that provide GPS signal corrections, giving you 5 times-better position accuracy than standard GPS units. A WAAS-capable unit can be accurate to three meters, 95% of the time. You don't even have to purchase additional receiving equipment or pay service fees to use this incredible feature. Brands You Trust: Garmin Garmin is a leader in Global Positioning System (GPS) technology and an innovator in consumer electronics. Their products are used in flying, boating, driving, hiking and many other activities. Garmin is committed to producing quality products and improving people's everyday lives.