Whites TreasurePro Metal Detector with 10" DD Waterproof Coil and Dual Volume Control Headphones 8 Audio Tones 5 Search Modes 49 Target ID Segments 10" Double D search coil Adjustable arm rest Adjustable Discrimination All-Metal Operation Automatic Ground Balance Beach Mode Complete Versatility Full Two-year Warranty Lightweight Pinpoint Mode Threshold Volume Control Waterproof Search Coil Weather Resistant