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Fish like a pro with the Fishfinder 581i HD DI COMBO. The 5" ultra high-resolution display has 640 x 320 pixels and DualBeam sonar. With 2,000 Watts PTP power, the Navionics compatible device features GPS chartplotting with built-in UniMap and trackplotting and GPS speed. The device also has sonar: 200 kHz / 20deg @ -10db 83 kHz / 60deg @ -10db.
Ultra high-resolution 640 x 320 pixels 5" display DualBeam(TM) sonar 2,000 Watts PTP power GPS
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