DELTA 103008 soundproof earmuffs for helmets

Product model: SUZUKA2 (1.03.008)
Color: black
Product description:
Noise- proof earmuffs, high-toughness ABS feet and earmuffs, synthetic foam cushions, used alone or with the VISOR HOLDER face screen bracket, and compatible with our company’s safety cap.
SNR: 27dB.
Material: Headband: ABS Cushion: Synthetic foam
Instructions:
Noise-proof earmuffs should always be worn in a high-decibel environment (over 80 dB), according to the noise environment and the noise reduction coefficient of the earmuffs (see performance description). be selected from the hood
using optional. Make sure that the noise-proof earmuffs are properly assembled, adjusted, and maintained according to the instructions, and inspected according to the instructions. If the instructions are not followed, ear
cover protective effect will be greatly reduced. Things like spectacle frames and hair between the head and earmuffs will affect the sound insulation effect.
Prohibited:
Do not use the glasses beyond the scope of the above description. Under normal use, the performance of the earmuffs will remain unchanged for 2 to 3 years from the first use. Used
process, the ear pad may be damaged, it should always be regularly checked to ensure crack-free and leakage problems. If damage is found, discard it immediately. Earmuffs may cause
allergies to sensitive people. If allergies occur, please leave the noise area and remove the earmuffs.
Storage instructions: After
use, put the earmuffs in a cool, dry place, away from light and frost. If not used, put it in the original packaging.
Cleaning/Maintenance Instructions:
Wash and disinfect the cups and headbands with warm soapy water, and dry them with a soft cloth. The use of solvents, abrasive substances or toxic products is prohibited. Certain chemicals will produce earmuffs
adversely affected. The manufacturer should be asked for more relevant information as much as possible.
Performance:
The earmuffs comply with European Directive 89/686, safe and harmless, comfortable to wear, breathable and flexible, and comply with European standard EN352-3:2002.
Reduced decibel value High frequency H = 29 dB
Reduced decibel value Intermediate frequency M = 25 dB
Reduced decibel value Low frequency L = 18 dB
Noise reduction standard SNR = 27 dB