I was wondering if anyone has one of these Sonar/GPS combo units. I am thinking about getting one and would like to know what people think about them. I see where you can put a memory chip in them has anyone used one with the chip?
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I was wondering if anyone has one of these Sonar/GPS combo units. I am thinking about getting one and would like to know what people think about them. I see where you can put a memory chip in them has anyone used one with the chip?