Safety Information

2. The NRR of ISOtunes® ORIGINAL 2.0 is 27 dB.
3. The noise level entering the ear is approximately equal to 73dB.
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Please note that the NRR is based on the attenuation of continuous noise and may not be an accurate
indicator of the protection attainable against impulsive noise, such as gunfire.
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EN352
B1: Frequency (Hz)
B2: Mean Attenuation (dB)
B3: Standard Deviation (dB)
B4: Assumed Protection Value (APV) (dB)
B5:
H = Hearing protection estimation for high frequency sounds (f ≥ 2000Hz)
M = Hearing protection estimation for medium frequency sounds (500 Hz < f < 2000Hz)
L = Hearing protection estimation for low frequency sounds (f ≤ 500Hz)
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The EU declaration of conformity can be accessed at
www.isotunes.co.uk/EU-declaration-of-conformity
The products will be certified to the Product standard EN 352-2:2002 and the PPE Regulation 2016/425
SafeMax™ Technology
ISOtunes® ORIGINAL 2.0 incorporates SafeMax™ Technology, therefore its volume output has been
limited to 85 decibels (IT-20) and 79 decibels (IT-19). ISOtunes® devices with SafeMax™ Technology
are OSHA, NIOSH, and ANSI compliant and, when designated, meet the European Safety Standard
EN352.
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Cleaning and Maintenance
Trilogy foam eartips are disposable. To ensure peak performance, we recommend replacing TRILOGY™
Foam Tips every three months or when they become soiled. In order to purchase additional tips, please
go to www.ISOtunes.co.uk
Clean your ISOtunes® ORIGINAL EN352 by gently wiping them with a clean damp cloth. Mild soap can
be applied to the cloth.
Do not use abrasive cleaning solvents to clean the headset. Avoid scratching the headset with sharp
objects, as this may cause damage. Keep the headset away from high temperature areas.
• Clean your ISOtunes ORIGINAL 2.0 by gently wiping them with a clean, damp cloth with mild soap.
• Do not use abrasive cleaning solvents to clean the hearing protector.
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The TRILOGY™ foam eartips should be regularly inspected for deterioration, cracking, or other damage.
The eartips can be cleaned in between uses with a damp cloth and water. Overtime, the eartips should
be replaced.