Bounty hunter "gold digger" metal detector FEATURES:-Automatic tuning & ground balance-Power & sensitivity control-Trash eliminator control to removed unwanted items-Earphones included Other Features: Automatic tuning and ground balance, power and sensitivity control, trash eliminator control to remove unwanted items, earphones included 6" max coin depth, knob conrol interface, 2 tones, 7" concentric, closed searchcoil, operates on 2 9v batteries, 1/4"