Deep-seeking True All Metal Mode Preformance for All Terrain Prospecting! Highly Recommended - Prospecting, Coin, Jewelry, Cache Hunting, Relic Hunting, Organized Hunts and Shallow Fresh Water Hunting. Includes: 5"x8" (14x20cm) PROformance, Double-D submersible searchcoil , Garett MasterSound stereo headphones for dry land included (waterproof headphones sold separately). AT Gold includes 18kHz frequency for enhanced detection of small gold nuggets, jewelry, coins and relics!