Touch pad selection along with variable discrimination controls 5 segment digital target identification and 3 tone audio feedback Auto notch for automatic elimination of undesirable objects Three operating modes for flexibility in different types of hunting The Lone Star is an advanced technology metal detector, designed for a variety of applications including coin shooting, relic hunting, and general purpose detecting. The unit provides target identification and target depth in an easy to read LCD display. Standard features include a built in speaker, headphone jack and adjustable aluminum stem with an ergonomic S Rod handle and armrest. All this is backed by Bounty Hunter's exclusive five year limited warranty.