Features of Garrett CSI Pro Metal Detector Kit 1140780 Weatherproof housing designed for dusty, humid or wet environments High-Res Iron Discrimination allows user to set iron discrimination to one of 40 levels for precise ability to separate good targets from trash Proportional audio and Tone Roll Audio features allow user to hear subtle changes in a target’s response to better judge its conductivity, size, shape, depth Fast recovery speed allows greater ability to pick out desired targets amongst trash items 1 to 99 Target ID scale offers increased ability to distinguish one target’s conductivity from another Iron Audio Allows the user to hear discriminated iron and to alter the detector’s mid-tone signal’s range Continuous Coin Depth Indicator to determine target depth Graphic Target Analyzer (GTA) identifies target’s conductivity 16 kHz frequency improved detection of small targets, gold, brass, lead, etc. GritrOutdoors is an authorized Garrett dealer View AllClose