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連絡先担当者 Ms. Summie
No.487 Yangmuqi, Ningbo, Zhejiang
1. Protect your hearing from harmful noises, but also allow you to hear normal conversation. 2. Weak sounds can even be amplisfied, so you hear them better than you would without electronic ear muffs. 3. Immediately attenuated the noises above *5 dB. 4. On/Off switch with volume control on both cups, dual channel. 5. Soft, wide and foam ear cushions and individually headband provide an even and consistent distribution of pressure around the ears for the best. 6. Powered by 4 AA batteries (not included). 7. Ideal in shooting, hunting, industrial training and many other applications. 8. Receiving voice at frequency: **0 to 4, **0Hz making voice clearer 9. Certificate: CE, RoHS *0. SNR: *9dB
