Garrett ACE 350 Adventure Pack Includes Camo Pouch, Carry Bag, Enviro Cover, Coil Cover, Relic Quest Book and Clear Sound Headphones Enhanced Iron ResolutionTM: allows more control of iron discrimination levels; helps separate good targets from adjacent junk iron. Powerful new Double-D searchcoil: provides greater detection depth and performance in mineralized grounds and excellent scanning coverage. Higher Frequency: offers improved ability to detect low- and midconductivity items (i.e. gold nuggets, jewelry, lead relics) Electronic Pinpointing: to precisely locate target and speed recovery Accept/Reject Discrimination: to modify discrimination patterns - Five Search Modes: select pre-set discrimination pattern or create your own - Continuous Coin Depth Indicator: to determine target depth