Garmin Gpsmap 526 536 546 Chartplotters Sounders . 200 Rebate on 2010 g2 Visiion card Garmin Chartplotter- April 1 - June 6 2010 Download Rebate Form PDF See the whole spectrum with full VGA display on the 526 536 and 546 chartplotters and power up the sonar to a full 1KW with the combo chartplottersonar S versions. All other features similar to chartplotter-only units. All units can network using both NMEA 0183NMEA2000 and can receive U.S. graphical weather data from the GXM 51 antennareceiver. Display Type 4096-color VGA Screen Resolution 480 x 640 Screen Size 5diag. Receiver Type High-sensitivity 12 parallel channel WAAS-capable Waypoints and Routes 3000100 Frequency 50200kHz 1kW and 500W dual frequency or 80200kHz dual beam Transmit Power Dual Frequency 1000W or 500W RMS Dual Beam 400WRMS Maximun Depth 2500 1kW 1500 dual frequency 900 dual beam Dimensions 5.9W x 6.4H x 2.9D Waterproof IPX7 submersible Warranty One year