Even in bright sun, it is easy to see the clarity of the GPSMAP 546. These brilliant 5" VGA displays give you a sharp, clear picture, and the fast processor makes for smooth panning and screen redraws as you scroll. Plus, these waterproof units have a high-sensitivity internal GPS receiver, so mariners will alays know their position at sea. They are ready to go with built-in BlueChart g2 marine cartography of the coastal United States - including Alaska, Hawaii, and Explorer Chart data of the Bahamas. Mariners can navigate the waters with ease knowing that these new units include Garmin's proven easy-to-use interface design.

Features and Specifications:

Bright, crisp 5" diagonal VGA display, 480 x 640 pixels - over 800 nits of brightness

NMEA 2000 certified for seamless integration with the Garmin marine lineup

Preloaded with charts for over 14,000 U.S. lakes and navigable rivers

Compatible with GXM 51 for XM Satellite Radio and XM WX Satellite Weather

Built-in high-sensitivity GPS receiver

High-speed processor for fast screen redraws and smooth panning

Streamlined user interface makes it simple to select modes and features

Single SD memory card slot for BlueChart g2 Vision cards, as well as saving waypoints, routes and tracks to an SD card

Optional BlueChart g2 Vision cards provide marine chart detail and enhanced navigation features like Auto Guidance, satellite imagery, 3-D Mariner's Eye View and 3-D Fish Eye View

Backlit keypad for easy operation in low light conditions

Auto-dimming display

Unit dimensions: 5.9"H x6.4"W x 2.9"D

Power output: 500 watts (RMS) 4000 watts (peak to peak), dual beam xdcr, 1000 watts (RMS) 8000 watts (peak to peak), 1kW xdcr

Depth: 2000 feet/600 meters (dual freq. 1kW xdcr), 1500 ft (dual freq. 500 kW xdcr)

Dual beam transducers - choose 50 kHz (45 degrees), 200 kHz (10 degrees) or 50kHz (19 degrees), 200 kHz (6 degrees) for maximum freshwater performance

Patented transom/trolling mount transducer

UltraScroll high rep rate sonar provides lightning-fast screen updates

AutoGain technology enhances target visibility

See-Thru technology shows weak and strong returns simultaneously

Water temperature log graphically records water temp data

A-scope

Whiteline

Adjustable depth line helps gauge desired fishing levels and bottom clearance

Split zoom display offers a closer look at fish targets and bottom structure

2X, 4X, and bottomlock zoom

Adjustable keel offset