Does anyone have any experience with the Hummingbird Sonar / GPS units? A friend of mine is looking at Model - 597ci HD Combo and asked me but I have never used any of their products - Good / bad ??
http://store.humminbird.com/products...b2614882653f19
If bad what would you suggest in a similar $500 price range for interior rivers and PWS?
http://store.humminbird.com/products...b2614882653f19
If bad what would you suggest in a similar $500 price range for interior rivers and PWS?
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