EN
19
4. Check the fit by talking loudly. Your voice
should sound muffled. Ambient noise
should sound weaker than without the
ear defenders.
5. Check that the cups’ sealing rings sit
firmly against your head and around your
ears.
FIG. 2
NOTE:
Pull hair away from your ears and use glasses
with thin frames to minimise the admission
of noise. Never attempt to change the shape
of the headband.
ON/OFF
1. Press the power switch to start the
earmuffs.
2. Press the power switch again to switch off
the earmuffs.
FM RADIO
1. Press the power switch to start the
earmuffs.
2. Press the scan button for two seconds
to search for a radio station and
automatically save it in the memory.
3. Press TUN- or TUN+ to select one of the
stations saved in the memory.
4. Set the required volume with the volume
control.
5. Press the power switch to switch off the
earmuffs after listening.
NOTE:
Press the button TUN- or TUN+ for two
seconds to automatically search for a station.
AUX INPUT
1. Start the earmuffs by pressing the power
switch.
ATTENUATION VALUES
Fr
equency (Hz)
Measur
ed mean
att
enuation (dB)
Standar
d
de
viation (dB)
As
sumed
pr
ot
ection v
alue
123
13.2
2.8
10.4
250
14.7
2.7
12
500
22.1
2.8
19.3
1000
30.7
2.3
28.4
2000
35.8
2.6
33.1
4000
41.9
3.4
38.5
8000
41
2.9
38.1
SNR = 31 dB, H = 33 dB, M = 22 dB, L = 15 dB
USE
INSERTION OF BATTERIES
1. The earmuffs require three AAA batteries.
Open the battery cover by pulling it.
2. Insert the batteries with the correct
polarity in accordance with the markings
inside the battery compartment.
3. Replace the battery cover.
ADJUST THE EARMUFFS.
1. Make sure that there is no hair under
the sealing rings. Remove earrings that
prevent the sealing rings from sealing
tightly.
2. Place the headband over your head and
adjust the cups so that they cover your
ears.
3. Move the cups up or down in the
headband to adjust them, so that they
fit firmly and comfortably and seal round
the ears.
Summary of Contents for 008123
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