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4

•Attached

•NRR

26dB

OPSMEN company declares that the product meets the following standards:

1. C51 Electronic Hearing Protector*1

2. Type-C data cable*1

3. User instructions *1

ANSI S3.19-1974

EN 352-4

2002

EN 352-6

2002

EN 352-8

2002

EARMOR C51 attenuation data, according to the specifications of the 

American National Standards Institute ANSI S3.19-1974

Frequency (Hz)

125

250

500

1000

2000

3150

4000

6300

8000

NRR

Mean attenuation (dB)

12.3

24.7

37.3

35.7

35.2

40.5

34.8

27.0

13.9

26

Standard

1.1

0.3

1.0

1.7

3.1

2.4

4.4

2.8

1.3

•Data and specifications

Component

Parameters

Internal speaker

Diameter

40mm

Impedance

32

Ω

Rated power

10mW

Frequency response

20Hz-20KHz

Pickups

Sensitivity:-38±3dB

Impedance

2.2K

Ω

Type:Omnidirectional
Power supply mode: 3.7V 

lithium-ion battery

Battery

Standard Voltage

3.7V

Capacity

800mAh

Input

280mA

Output

15mA

Wire

Diameter

4.3mm

Temperature 

resistance

-10

 to +60

Material

TPE

Dimensions

193(L)* 95(W)* 200(H)/mm

Weight

364g

Colours

Black-BK

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