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EE3951 electronic protective ear defender

Model :EE3951

High NRR anti-noise hearing protection electronic ear defender

Features:

  • NRR 25dB
  • One volume control
  • One microphone
  • Two speakers
  • Amplification 5 times to detect the ambient sounds and important information
  • Cut off immediately when noise exceeding 82dB
  • Adjustable headband fits for all sizes
  • Lower pressure with light weight
  • Soft padded ear cushion, wear comfortable
  • Deep cup design provides all day wear
  • Powered by 2x1.5v AA batteries only
  • Ideal for shooter, hunter and worker involved in noisy surrounding such as airport and racing

Technic data:

 

Frequency HZ

125

250

500

1000

2000

3150

4000

6300

8000

Mean Attenuation(dB).

9.0

19.8

31.0

34.8

36.4

38.3

39.1

40.9

37.3

Standard Deviation(dB)

2.9

5.4

5.4

4.8

4.8

3.7

3.0

3.7

3.7