Walker's Razor Slim Electronic Muff 23 dB Over the Head Pink Sprinkles. With a noise reduction rating (NRR) of 23 dB these earmuffs provide exceptional protection in even the loudest environments ensuring your hearing stays safeguarded. Say goodbye to muffled sounds and distorted frequencies. The built-in high-definition speakers of the Razor Slim Electronic Muff deliver clear amplified audio directly to your ears. Whether youre at the range communicating with your hunting buddy or at the job site you can enjoy crisp natural sound quality without compromising your safety. Specifications for Walkers Razor Slim Electronic Muff: Manufacturer: Walkers Fabric/Material: Polymer NRR: 27 dB Size: One Size Battery Type: AAA Age Group: Adults Features of Walkers Razor Slim Electronic Muff:MICROPHONES - Two high gain omnidirectional microphones pick up sounds from all directions for a natural hearing experienceSPEAKERS - Full range high definition speakers provide clear and balanced soundNOISE REDUCTION RATING - 27 dB NRR helps prevent hearing loss while in loud environments like shooting rangesCOMPRESSSION - Sound activated with .02 second reaction time protects hearing against sharp retorts while providing continuous soundCONTROLS - Sleek recessed independent volume controls suit your personal preferences and overcome minor hearing loss in one ear if that is necessaryCONSTRUCTION - Sound dampening composite housing provides additional protectionEAR CUPS - Soft and comfortable ear cups are a pleasure to wear and provide extra sound absorption and protectionHEADBAND - Comfortable headband with sturdy wire frame ensures all day comfortAUDIO INPUT JACK - Plug in your phone or other favorite sound source effectively converting these ear muffs into a set of headphones with hearing protectionBATTERIES - Two AAA batteries - Included Package Contents: Walkers Razor Slim Electronic Muff