DELTA 103011 anti-noise earmuffs neckband

SILVERSTONE2 Neckband noise-proof earmuffs
Product model: 1.03.011
Product description : Neckband noise- proof earmuffs, ABS shell, synthetic foam cushion, good adhesion, equipped with a carrying strap, the design is more user-friendly and safe Use with caps, face screens, etc. SNR: 25dB.
Material:
Shell: ABS
cushion: PVC&Foam
Neckband: Stainless steel&EVA
Weight: 2455g
Instructions for use: Ear protection products must be worn when the ambient noise exceeds 80 decibels. Choose suitable ear protection products according to the decibels of environmental noise and the decibels of ear protection products that can reduce noise.
When using, please make sure that the earmuffs seal is tightly attached to the head, remove the hair between the earmuffs and the head, and avoid putting the glasses feet under the cup. Be sure to
adjust the earmuffs correctly, maintain them properly, and check them regularly in accordance with the instructions for use.
Note: When wearing earmuffs, first adjust the cup to the lowest position of the headband, determine the left and right ears according to the indications “R” and “L” on the cup, pull the hoop to cover the auricle completely,
and then adjust the earmuff head Hoop to the best position so that the headband is close to the top of the head.
Prohibited: Before each use, check whether the earmuffs gaskets and fillings are damaged or deformed. If the above phenomenon occurs, they should be replaced immediately. When in use, ensure that the
cups, gaskets, and fillings are clean to avoid affecting the noise-proof effect. If any allergic reaction occurs during use, please leave the noise area immediately and take off the earmuffs.
Storage: After each use, store the product in its original packaging in a cool, dry place, away from light and freezing.
Instructions for use: Clean the cups, gaskets and headbands with neutral mild soap, and wipe them with a dry soft cloth. Do not use solvents, abrasives or any toxic substances for cleaning. Normal situation
under conditions, after a single use, this product provides 2–3 years protection.
Performance: This product complies with European Directive 89/686, safe and harmless, comfortable to wear, soft and ventilated. And in line with European standards: EN352-1:2002.
High frequency noise reduction value H=28dB
Intermediate frequency noise reduction value M=22dB
Low frequency noise reduction value L=15dB
Standard noise reduction value SNR=25dB