As the metal detecting coil nears a target, the Lone Star three-tone audio feedback aids in distinguishing between valuables and undesirable metals. This model also comes equipped with a 1/4" headphone jack compatible with most headphones for privacy while treasure hunting. In addition, Bounty Hunter equips all their metal detectors with a preset ground balance that neutralizes the response to mineral content in the ground. FEATURES: - LCD Display with Five-Segment Digital Target Identification: Identify buried target with ease - Three-Tone Audio Feedback: Audible tool for accurate target identification - Sensitivity Control: Reduces electromagnetic interference - Disc/Notch Control: Eliminates unwanted metals from detection - ¼" Headphone Jack: For increased privacy, sensitivity to tones, and battery life - Lightweight, Ergonomic Design: Provides ease-of-use and comfort for hours of productive detecting - Motion All-Metal Mode: Single-tone detects all types of metal - Discrimination Mode: With Disc/Notch Control, completely eliminates iron and unwanted metals from detection - Auto Notch: Automatically eliminate most pull-tabs and trash items - 8" Open: Allows greater depth detection and easier pinpointing - Waterproof: Coil and stem can be submerged to detect in damp grass or shallow water - Interchangeable: Available for specialized search applications - Depth Detection: 8" for coin-size objects; 3' for large objects - Operates on Two 9-Volt Alkaline Batteries (not included) - Frequency: 6.6 kHz - Low Battery Indicator - Visual Target System: LCD Display - Preset Ground Balance: Neutralizes the response to ground mineral content - Modes of Operation: Motion all-metal and progressive discrimination - Audio Feedback: Internal speaker or headphones (not included) - ¼" Headphone Jack: Compatible with most headphones - Coil System: 8" Open Waterproof - Lightweight: 3.5 lbs. - Ergonomic: Adjustable height, padded armrest, S-rod handle system, detector stand