Mars Goliath 15” DD Waterproof Search Coil for Fisher F2 and F4 Metal Detector 34x28 coil or park staff without removing

or park staff without removing the headphones

They run standard Bluetooth plus enhanced aptX Low Latency for near-instant response between the coil's signal and what you hear — and because they're fully waterproof

09-inch blade width gives you enough digging surface for larger targets

control housing weatherproof (not submersible)

Mars Goliath 15” DD Waterproof Search Coil for Fisher F2 and F4 Metal Detector 34x28 coil or park staff without removingMars Goliath 15 DD Search Coil with Nut & Bolt, Coil Cover, 2 Rubber Rings, and a Two Year Warranty. Compatible with the Fisher F2 and F4 Metal Detector. The Mars Goliath coil will ensure the maximum possible target detection depth as well as a larger scan area. It is at its most efficient searching in large open areas clear of thick vegetation. Mars search coils are 100% waterproof and are protected against electrical interference. Compatible Fisher