Midas Detectors Myra Long Range Metal Detector – Pro PackMidas Detectors Myra Long Range Metal Detector Pro Pack POWER AND QUALITY IN ONE CASE With the MYRA Long Range Locator, you can easily detect metals, materials underground and you can discriminate between non ferrous targets such as gold, silver, copper, bronze; ferrous targets such as iron, iron alloys, rusted iron and other targets such as precious stones, cavity and water by transmitting special frequency values calculated by a microchip processor.