OK, I've found HDS-7 and HDS-7M. Praytell, what's the dif? Newer vs. older model?
Does the "m" qualify for the current rebate?
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OK, I've found HDS-7 and HDS-7M. Praytell, what's the dif? Newer vs. older model?
Does the "m" qualify for the current rebate?
The M doesn't have sonar, just GPS/mapping. You can use it to display sonar from another unit that is networked.