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ATTENTION

If this hearing protection is worn in accordance with the operating instructions, it helps to 

reduce the burdening  of continuous and industrial noise, as well as the noise of vehicles 

and aircraft. The required and / or existing hearing protection during the burdening  to sound 

peaks is difficult to predict. The insulation performance depends, among other things, on the 

correct selection, the fit and use of the hearing protection, the proper care of the hearing 

protection and other parameters.

This hearing protection has an electrical audio input. The user should check, if that is 

working correctly before use. If distortion or errors are discovered, the user should refer to 

the manufacturer's recommendations.

This hearing protection limits the audio signal of the audio entertainment function to an 

effective sound pressure level of 82dB (A) at the ear.

Operating temperature range: -10 ° C to 40 ° C

Storage temperature range: -10 ° C to 40 ° C

Weight of hearing protection: 352g

RC-PROFIS Import & Sales hereby declares that the PSA 78218 of the regulation (EU) 

2016/425 corresponds. The full text of the EU declaration of conformity is available at The 

following Internet address is available:

www.rc-profis.com/konformitaetserklaerung/782

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This headset complies with the EN352-1 and 352-8: 2008 

and 352-6:2002 

standards.

This product contains electrical and electronic components and must not be disposed of 

with general waste. The local regulations for the disposal of electrical and electronic 

equipment must be observed.

1. 

INSULATION UNDER LABORATORY CONDITIONS

WARNING!   RC-Profis strongly recommends a personal fit test for the hearing protection. 

If the sound insulation value SNR is used to achieve typical workplace protection, RC-

Profis recommend that the sound insulation value schould be reduced by 50% or according 

to the applicable regulations.

A. European standard EN 352-1: 2002

1 frequency (Hz)

2 mean attenuation, mean att (dB)

3 standard deviation (dB)

4 Assumed protective effect, APV (dB)

H = Estimated hearing 

protection, tones with high frequencies (ƒ > 2000 Hz).

M = Estimated hearing protection, tones with medium frequencies (500 Hz <ƒ <2000 Hz).  

L  = Estimated hearing protection for tones with low frequencies (ƒ <500 Hz)

Frequency

63

125 250 500 1000 2000 4000 8000

 

Noice reduction

 (dB)

20

20,9

22

28,3 31,4 36,2 42,6 37,7

Standard

 Deviation

 (dB)

4,4

3,4

2,5

2,9

2

2,5

3,6

4,6

assumed protective effect

15,6 17,5 19,5 25,4 29,4 33,7

39

33,1

5) SNR=31 dB H=34 M=28 L=22

Material

s:

The hearing protection you have purchased, consists of the 

following materials:

-  Stainless steel (headband wires)

-  Acetal (two-point suspension, inner and outer shell)

-  polyurethane foam (insulation cushion)

-  PVC foil (sealing rings)

-  polyester foam (sealing rings)

3.

Use

Slide the capsules outward and tilt the top of the capsule outward.

Adjust the height of the capsules until they are tight and comfortable.

Hold the headband with one hand.

The bracket should run across the middle of the head

Contact information for service and parts

RC-Profis Import & Sales, Neue Welt 2, 88471 Laupheim Germany 

eMail: 

[email protected]

www.rc-profis.com

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.2020, Ver: 1.

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EARMUFF 31dB (782

6

8

AM/FM

)

INTRODUCTION

Congratulations and thank you for choosing a device from RC-Profis!

IMPORTANT

This ear protection helps to protect the hearing from harmful noise and other loud noises. An 

improper or negligent, i.e. discontinuous use in a noisy environment can cause hearing damage .

 

 For correct use, ask your supervisor, read the instructions for use or contact the technical 

service of RC-Profis.

 If you feel that you have bad hearing, or if you hear ringing or buzzing during or after you have 

been exposed to noise , or if you suspect a hearing problem for any other reason, leave the noisy 

area immediately and turn to  a medical  professional ,contact a specialist or your supervisor.

This  ear  protection  helps  to  protect  the  hearing  from  harmful  noise  and  other  loud  noises.  An 

improper or negligent, i.e. discontinuous use in a noisy environment can cause hearing damage .

 For correct use, ask your supervisor, read the instructions for use or contact the technical service of 

RC-Profis.

 If you feel that you have bad hearing, or if you hear ringing or buzzing during or after you have 

been exposed to noise , or if you suspect a hearing problem for any other reason, leave the noisy 

area immediately and turn to  a medical  professional ,contact a specialist or your supervisor.

Failure to follow these instructions can result in serious health damage or death:

Listening to music or other audio sources can worsen your awareness of the situation and your 

ability to hear warning signals. Stay alert and set the volume of the audio signals to the lowest 

possible level. While the entertainment function is in use, the audibility of warning signals may be 

impaired in certain workplaces. Failure to follow these instructions can reduce the level of 

protection, provided by hearing protection and lead to hearing loss:

RC-Profis strongly recommends a personal Tight fit test for hearing protection. If the sound 

insulation value or SNR is used to achieve typical workplace protection,

 RC-Profis recommend that the sound insulation value should  be reduced by 50% or according to 

the applicable regulations.

The hearing protection must be carefully selected, fit, adapted and maintained in accordance with 

the manufacturer's instructions. A bad  fit of this device will reduce the soundproofing effect. The 

enclosed instructions must be followed so that the hearing protection fits properly. This hearing 

protection is in the size range "S / M / L"

The hearing protection must be checked carefully before each use. If the device is damaged, use 

undamaged hearing protection or avoid noisy environments.

If additional personal protective equipment is required (e.g. protective goggles, respiratory 

protection mask, etc.) use such with flexible, thin temples or straps in order to minimize the 

influence on the sealing rings. All other objects that are not required (e.g. hair, hats, jewelry, 

headphones, hygiene covers, etc.) that could affect the sealing rings and reduce the protection of 

the hearing protection must be removed.

The headband must not be bent or deformed and the hearing protection must be held in place with 

sufficient force.

The hearing protection and especially the sealing rings can show signs of aging over time. The 

device must therefore be checked regularly for the need of  maintenance.

The output of the Audio sources of these hearing protection devices may exceed the daily sound 

level limit. Set the volume of the audio signals to the lowest possible level.

Safety statements according to EN 352:

 Hygiene requirements on the sealing rings can impair the acoustic performance of the 

hearing protection

 The Performance can be  deteriorated with the operating time  of the battery. The typical 

expected operating time of the hearing protection battery is up to approx. 40 hours.

 This product can be affected by certain chemical substances. Further information can be 

requsted  from the manufacturer.

 The sound output  can exceed the external sound level.

DANGER:

Risk of explosion if batteries are replaced with the wrong type. Hearing 

protection should be worn without interruption in noisy areas.

WARNINGS AND PRECAUTIONS

WARNINGS AND PRECAUTIONS

WARNINGS AND PRECAUTIONS

Ear-muffs complying with EN352-1 are of "medium size range" or "small size range

or "large size range".

"Medium Size range" will fit the majority of wearers. "Small size range" or "large size range"

ear-muffs are designed to fit wearers for whom "meium size range" ear-muffs are not suitable.

Notified body for type examination and according to Regulation 2016/425: SATRA Technology 

Europe Ltd, Bracetown Business Park, Clonee, D15 YN2P Dublin, Ireland, Tel: +353 (0) 1 437 

2484 Notified body: 

2777

Notified body for monitoring according to Regulation 2016/425:

PZT GmbH, Bismarckstraße 264B, D-26389 Wilhelmshaven

Nodified body: 

1974

1974

EN 352-6: 200

2

Electrical input for which the mean + one standard deviation of A-weighted diffuse-filed

 

related sound pressure is equal to 82dB

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