Sync MP3-compatible Earmuffs block out harmful noises while listening to music
These Sync MP3-compatible Earmuffs do double duty! They provide ear protection with a 25 dB NRR and sound quality comparable to high-end stereo headphones. These earmuffs feature Volume Management Technology™ that controls the output volume of your MP3 player, smartphone or other personal listening device to 82 dB (with sound output not exceeding 126 mV). No batteries required?simply plug in your portable device. Replacement ear cushions (sold separately, Item No. 198388) includes ear cushions and a dust cover. Imported.
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