Specification: Conditon: 100% Brand New Item Type: Anti‑Noise Earmuffs Material: ABS Plastic Color: Black + YellowBattery: 3Pcs AAA Battery (Not Included) Finish Treatment: Spray Rubber Oil Noise Reduction Level (NRR): 30 dB Usage: Passive Protection Average Battery Life: Approx. 350 Hours Package List: 1 x Electronic Noise Reduction Earmuff 1 x Audio Cable 1 x Manual.
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