(NRR): 33db - Sound Reduction Rating (SNR): 36db - Size: 2.0cm x 1.3cm - Quantity: 10 pairs per pack - Disposable for easy use and hygiene Applicable Scenarios: - Sleeping: Designed to block external noise, these earplugs are perfect for a peaceful night's sleep. - Swimming: ...
Function: sound insulation, noise reduction, waterproof Use range: sleep, rest, work, exercise Efficacy: sound insulation, noise reduction, waterproof Packing: plastic storage box + color box Whether washable: washable Earplug head shape: umbrella Noise Reduction Rating (NRR):40% Specifications: 1....
Noise Reduction Rating (NRR)*: 29 dB. *Must see the Learn More Section - How to Use the NRR Package:100Pairs/Box,5Boxes/Cartons Send your message to this supplier *From: *To: *Message: Enter between 20 to 4,000 characters. Send This is not what you are...
noise reduction ratingThe National Institute for Occupational Safety and Health (NIOSH) sponsored tests of three earplug fit-test systems (NIOSH HPD Well-Fit, Michael & Associates FitCheck, and Honeywell Safety Products VeriPRO). Each system was compared to laboratory-based real-ear attenuation at ...
311-1250 3M China, 3m yellow hearing protection earplug 3M 311-1250 1. color: yellow 2. NRR(Noise Reduction Rating): 33 Decibel 3. SNR: 36 dB 4. package: 200 pairs/case, 10cases/carton There
3M E-A-R Classic Earplug 用户手册说明书 English
Graduated design for ideal fit and optimized noise cancelling Easy to take in and out Regular size fits most ear canals Meet CE, ANSI and AS/NZS 1270 standards Noise reduction rating SNR=32dB NRR=26dB Overview Specifications Applications Features Related Products EC-2001S Kids Silicone Earplug ...
False and inaccurate noise reduction ratings (NRR) for the earplugs were provided by 3M Company, which employed testing methods that did not comply with required or accepted standards; Earplug noise reduction ratings listed on the packaging materials and instructions failed to accurately reflect the ...
Rating 5.0 Gold MemberSince 2002 Audited Supplier Sign Into see all verified strength labels (23) Add Inquiry Basket to Compare Basic Info. Connector Wireless NRR 31dB Color Yellow Usage Silicone Ear Plug Printing Custom Printing Feature...
assortment pack contains 1 pair each of 25 different premium quality disposable foam ear plugs, all with noise reduction ratings (NRR) of 31 or better. When you find your favorite, you can come back and order more, because all of these ear plugs are available in packages from single pairs...