The 581i Combo Marine Navigator features an ultra-high resolution, 16 level grayscale 640V x 320H 5" display, DualBeam sonar with 2000 Watts PTP power output, and GPS Chartplotting with built-in UniMap.
Number of GPS Channels : 50
Screen Size : 5"
Memory Card Supported : MultiMediaCard (MMC)
Indicators & Controls :
Control Keys:
INFO Key, ZOOM (+/-) Key, 4-WAY Cursor Control Key, MENU Key, MARK Key, EXIT Key, GOTO Key, POWER/LIGHT Key,Input Voltage : 20 V DC
Form Factor : Mountable
Green Compliant : Yes
Standard Warranty : 1 Year
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Number of GPS Channels : 50
Waypoints : 3000
Built-in Devices : Sonar Detector
Features : Trackplotting
Features : Chartplotting
Features : Water Proof
Screen Size : 5"
Display Resolution : 640 x 320
Memory Card Supported : MultiMediaCard (MMC)
Memory Card Supported : Secure Digital (SD) Card
Indicators & Controls :
Control Keys:
INFO Key, ZOOM (+/-) Key, 4-WAY Cursor Control Key, MENU Key, MARK Key, EXIT Key, GOTO Key, POWER/LIGHT Key,Input Voltage : 20 V DC
Form Factor : Mountable
Height : 7.0"
Width : 7.0"
Depth : 4.0"
Green Compliant : Yes
Green Compliance Certificate/Authority : RoHS
Green Compliance Certificate/Authority : WEEE
Standard Warranty : 1 Year