New Design! The Gray Ghost Amphibian II headphone gives more volume than the original Amphibian without a volume control. Same comfortable fit and durability. Waterproof connector. DetectorPro Gray Ghost Amphibian II Headphones for the for Garrett AT MAX, Pro, Gold, ATX, Infinium, and Sea Hunter Metal Detectors. These waterproof headphones feature a weatherproof design and are totally submersible to a minimum of 30 feet. The Gray Ghost Amphibian II headphones include an IP68 rated connector and a longer, heavy-duty Cable Wire. Now you can use one set of headphones for both land and underwater detecting! Gray Ghost Amphibian II Headphones (pat.pend.) incorporates a number of dramatic improvements in weatherproof/submersible headphone design.  It is designed to replace both the Garrett AT Pro land headphone and the Garrett after-market waterproof headphone.  Now you can use one set of headphones for both land and underwater. The design is 100% waterproof and totally submersible to a minimum of 30 feet! No compromise in sound quality for functionality. These Patent Pending Gray Ghost Amphibian II headphones (developed specifically for the Garrett line of detectors) incorporates a number of dramatic improvements in weatherproof headphone design. It was designed to replace both the Garrett land headphone (that comes with your machine) and the Garrett after-market blue waterproof headphone. The design is 100% waterproof and totally submersible to a minimum of 30 feet! Never again will you have to compromise sound quality for functionality. Compatible Garrett AT PRO Garrett AT GOLD Garrett AT MAX Garrett Seahunter Mark II Garrett Infinium LS Garrett ATX