This amazing ATX detector is the finest example of what a multi-frequency Pulse Induction detector should be. Certified for All Terrains (AT) deserts, mountains, in any and all (X) Xtreme conditions such as salt water beaches (Waterproof up to 10 feet), and any ground that is highly mineralized. Great features include: Advanced Pulse Induction, considered to be the optimum technology for deep signal penetration; a robust, strong design; and a new Double D coil design for Xtreme and uniform sensitivity to gold of all sizes. Ideal for hunting on land for gold prospecting and relic hunting in highly mineralized soils. Perfect for land, beach and shallow water coin and jewelry hunting. Get Xtreme performance without Xtreme pricing!