Whether working the beach, wading at any depth or diving on a wreck, the Excalibur will perform every time. The unique design of the new Minelab Excalibur allows you to use it effectively in or out of the water. Often Called The World’s Best Underwater And Beach Detector.The Excalibur Series features Minelab’s unique BBS multiple frequency technology, giving you the performance to find more targets, more often. With 10' Search Coil Plus FREE Metal Detecting & Treasure Hunting Accessories.