2
and/or actual hearing protection obtained during exposure 
to impulse noises. For gunre, the weapon type, number 
of rounds red, proper selection, t and use of hearing 
protection, proper care of hearing protection, and other 
variables will impact performance. To learn more about 
hearing protection for impulse noise, visit www.3M.com/
hearing.
• This earmuff is provided with electrical audio input. 
The wearer should check correct operation before use. If 
distortion or failure is detected, the wearer should refer to 
the manufacturer’s advice.
• Operating temperature range: –20 °C (–4 °F) to 55 °C 
(131 °F)
• Storage temperature range: –20 °C (–4 °F) to 55 °C 
(131 °F)
APPROVALS
EU
Hereby, 3M Svenska AB declares that the radio com-
munication is in compliance with Directive 2014/53/EU and 
other appropriate directives to fulll the requirements for 
the CE marking. 3M Svenska AB also declares that the 
PPE type headset is in compliance with Regulation (EU) 
2016/425.
The PPE is audited annually and type approved by SGS 
Fimko Ltd.Takomotie 8 FI-00380 Helsinki, Finland Notied 
Body No. 0598.  
The product has been tested and approved in accordance 
with EN 352-1:2002/EN 352-3:2002, and EN352-6:2002.
GB
Hereby, 3M Svenska AB declares that the radio communi-
cation is in compliance with Radio Equipment Regulations 
2017 and other appropriate regulations to fulll the require-
ments for the UKCA marking. 
3M Svenska AB also declares that the PPE type hearing 
protector is in compliance with Personal Protective Equip-
ment Regulations (Regulation 2016/425 as brought into UK 
law and amended). 
The PPE is audited annually, and type approved by SGS 
United Kingdom Limited, Rossmore Business Park, 
Ellesmere Port Cheshire CH65 3EN, UK, Approved Body 
No. 0120. The product has been tested and approved 
in accordance with EN 352-1:2002/EN 352-3:2002, and 
EN352-6:2002.
EU and GB
The applicable legislation can be determined by reviewing 
the Declaration of Conformity (DoC) at www.3M.com/pel-
tor/doc . The DoC will show if some other type-approvals 
are also applicable. When retrieving your DoC, please 
locate your part number. The part number of your earmuffs 
can be found at the bottom of one cup. An example can be 
seen in the picture below. 
 
A copy of the DoC and additional information required 
in the Regulations and Directives can also be obtained 
by contacting 3M in the country of purchase. For contact 
information, see last pages of this user instruction
This product contains electrical and electronic 
components and must not be disposed of using standard 
refuse collection. Please consult local directives for 
disposal of electrical and electronic equipment.
LABORATORY ATTENUATION
The attenuation rating (SNR) was obtained with the device 
powered off.
Explanation of the attenuation data (Table B)
European Standard EN 352
(B:1) Model designation
(B:2) Frequency (Hz)
(B:3) Mean attenuation (dB)
(B:4) Standard deviation (dB)
(B:5) Assumed Protection Value, APV
(B:6) Weight (g)
H = Hearing protection estimation for high frequency 
sounds (ƒ ≥ 2000 Hz).
M = Hearing protection estimation for medium frequency 
sounds (500 Hz < ƒ < 2000 Hz).
L = Hearing protection estimation for low frequency sounds 
(ƒ ≤ 500 Hz).
(B:7) Criterion Level
H = Criterion level for high-frequency noise
M = Criterion level for medium-frequency noise
L = Criterion level for low-frequency noise
Compatible Industrial Safety Helmets (Table C)
These earmuffs should be tted to, and used only with, the 
industrial safety helmets listed in Table C. These earmuffs 
were tested in combination with the following industrial 
safety helmets, and may give different levels of protection  
if tted to different helmets.
Explanation of the industrial safety helmet attachment 
table:
C:1 Helmet manufacturer
C:2 Helmet model
C:3 Helmet attachment
C:4 Head size: S = small, M = medium, L = large
EN