HearDefenders-DF are the first and only product to offer the flexibility of two levels of hearing protection and the ability to hook up to radio communications. Specifically designed to help the user hear critical sounds including speech, whilst filtering out loud and/or harmful have an effect on sounds.
Size medium is best for most of the people. To make a choice the correct size based on the diameter of your ear canal (you may need assistance):
Small: 7-11mm
Medium: 10-14mm (similar to a AAA battery)
Large: 12-16mm (similar to a AA battery)
OSHA regulations state volume levels of 80 – 85 dB are protected for an eight hour time frame. In case you are concerned about the volume at which you are the use of these plugs, please consult a hearing healthcare professional who can advise you about safety levels and appropriate filtering options.
Advanced filtering technology for bettering speech and communication without distortion or muffling effect. Noise Reduction Rating (NRR): 12-22 decibels when used as directed.
Multifunctional design enables either generic or custom fit to be hooked up to radio communications. Particularly important for military, law enforcement, and instructors who use two-way radio communications.
Can be utilized with one or two filters. External filter is removable. Filter is breathable and allows for pressure equalization.
3 sizes for comfortable fit, available in Orange and Black
2-3 year life expectancy, easy to use and clean.
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