Bounty Hunter TK4 Tracker IV Metal Detector Rugged metal detector ideal for detecting treasure in extreme ground conditions Motion All-Metal mode, Discrimination mode, and 2-Tone audio mode.Larger objects up to 3 feet Preset ground balance neutralizes response to mineral content in the ground Disc/notch control distinguishes between targets and unwanted metals 6.7 kHz operating frequency Rugged metal detector ideal for detecting treasure in extreme ground conditions Motion All-Metal mode, Discrimination mode, and 2-Tone audio mode Preset ground balance neutralizes response to mineral content in the ground Disc/notch control distinguishes between targets and unwanted metals Ships in Certified Frustration-Free Packaging