inputs.text: marine sony head unit - unit installed relatively easily far physical task mounting problehem ran unit three positive leads one automatic antenna not boat many boats never seen one instructions said hook one tried no luck hooked positive wire unit work wires unit got pretty short sounds great not dehemanding user kind inconvenient flip face play cd known purchase cool ipodiphone hookup rehemote included pleasant surprise useful sailboat unit mounted inside elect panel not cockpit like would power boat amazon slow ship within guidelines