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.
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.
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)
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.
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.
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.