
Technical parameters Find the best fit
Working conditions Specification
Choosing the earplug
1.Environment temperature: 0°C~40°C
2.Relative humidity: ≤80%
3.Atmospheric pressure: 86kPa~106kPa
4.Working voltage range: D.C. 1.2V
Max OSPL90: ≤115dB+3dB
Average OSPL90: 110dB+4dB
Full on gain: 30dB+5dB
Equivalent input noise level: ≤29+3dB
Total harmonic wave distortion: ≤7%+3%
Frequency range: 300Hz~3500Hz
Weight: 4g/0.009lb
Battery: Ni-MH battery
Battery capacity: 28mAh
There are 3 sizes of earplugs. The small size is pre-assembled on the device.
These earplugs provide a much more comfortable wearing experience and
significantly reduce or eliminate the stuffy and plugged sensation of earplugs.
If the regular (S) size earplug feels too loose, replace with the
large (L) or the medium (M) size, this will fit your ears better.
Replace the earplug
Step 1 Remove the original earplug.
Step 2 Insert the earplug into the top of the speaker.
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