Adjustable Ear Muffs NRR :20 DB Rated GPZ 7000 Coils 5) Magnets are not continuous

5) Magnets are not continuous through magnetic surface

The headphones feature a volume control to enable users to adjust signal levels for individual hearing requirements and improved detection of weak signals

Fisher F44 with 11 inch DD CoilThe Ultimate Weatherproof Multi-Purpose Metal Detector

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Adjustable Ear Muffs NRR :20 DB Rated GPZ 7000 Coils 5) Magnets are not continuousAdjustable Ear Muffs NRR 20 dB Hearing Protection Comfortable Hearing Protection for Prospecting, Shooting & Outdoor Work Protect your hearing with these Adjustable Ear Muffs featuring a 20 dB Noise Reduction Rating (NRR). Designed for comfort, durability, and reliable noise protection, these earmuffs help reduce exposure to loud environments while allowing you to work, prospect, shoot, and operate equipment more safely. Whether you're using