Bounty Hunter Quick Silver EX Metal Detector. The Bounty Hunter QSI Metal Detector has fully automated ground balancing and Squelch-Tech technology stops false alarms from sounding so you don't spend time digging for unwanted objects. QuickSilver by Bounty Hunter also includes three-tone audio feedback and four-segment digital target identification with an LCD display. Specifications for Bounty Hunter Quick-Silver Metal-Detector: Coin Depth Detection: 8 inches Large Object Detection: 3 feet Batteries Required (not included): (2) 9-Volt Batteries Features of Bounty Hunter QSI Metal Detector: Fully automatic ground balance with Squelch-Tech eliminates false signals Push-button discrimination and one-touch depth control makes it easier to use Four segment digital target identification and 3-tone audio feedback for accurate identification of buried objects Easy view LCD display is readable at varying distances Digital Target Identification Present Ground Balance Motion all-metal Progressive Discrimination Variable Notch System Three-Tone Audio 8" Open Waterproof Coil Package Contents: Bounty Hunter Quick Silver Metal Detector QSI Bounty Hunter Quick Silver EX Metal Detector QSI