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Home > helmet camera bd online

helmet camera bd online

Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.

Why choose us

Solutions to meet different needs

Solutions to meet different needs

We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.

Highly specialized team and products

Highly specialized team and products

Professional team work and production line which can make nice quality in short time.

We trade with an open mind

We trade with an open mind

We abide by the privacy policy and human rights, follow the business order, do our utmost to provide you with a fair and secure trading environment, and look forward to your customers coming to cooperate with us, openly mind and trade with customers, promote common development, and work together for a win-win situation.

24 / 7 guaranteed service

24 / 7 guaranteed service

The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems

Certificate of honor


CONTACT USCustomer satisfaction is our first goal!

Consultation hotline:0086-15900663312

Address:No. 3888, Hutai Road, Baoshan District, Shanghai, China

helmet camera bd online

Noise Reduction Cancelling Ear Muffs Hearing Protection ...

Noise Reduction Cancelling Ear Muffs Hearing Protection ...

ProCase Professional Safety ,Ear Muffs, are made with ,noise,-dampening sponge material and offer a SNR 36dB (NRR 29dB) rating which certified by ANSI S3.19 (US) & CE EN352-1 (EU), efficiently filter out sounds to a minimum for hearing protection. With pressure diffuser technology, the double-deck headband reduces the pressure and provides your maximum comfort without adding much weight or ...

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What Is the Noise Reduction Rating (NRR) and How to Use It?

What Is the Noise Reduction Rating (NRR) and How to Use It?

What is the ,Noise Reduction, Rating (NRR)? The NRR is a single number rating given in decibels. Every hearing protector sold in the U.S. has to have an NRR-label as per EPA regulation.It was devised to give purchasers and users of hearing protection a guideline what level of ,noise, protection they can expect from their earplugs or ,earmuffs, when properly fitted.

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China Ear Muff manufacturer Anti-Noise Earmuff Ear ...

China Ear Muff manufacturer Anti-Noise Earmuff Ear ...

Ear Muff,, Anti-,Noise Earmuff,, Ear Protector, Safety Muff, Hearing Protection, Nrr Snr, USB Lithium Battery, Bluetooth, ,Earmuff, for Shooting, ,Noise Reduction, Company Introduction Dongguan BeiShu Safety Protection Co., Ltd, Its predecessor was Dongguan Long Prosper Electronic Products Co., Ltd was established in 2006.

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3 Best Industrial Noise Cancelling Ear Muffs [2019 Pro Guide]

3 Best Industrial Noise Cancelling Ear Muffs [2019 Pro Guide]

The Mpow 035 ,Noise Reduction, Safety ,Ear Muffs, even come with a carrying bag. Click for User Reviews. Make sure to consider these top audiophile headphones. #3: TACKLIFE ,Noise Reduction Ear Muffs,. Click to Check Price on Amazon. Last but not least, you should also consider the TACKLIFE ,Noise Reduction Ear Muffs, as a great ,ear muffs, for 2019.

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Electronic Shooting Earmuff Noise Reduction Sound ...

Electronic Shooting Earmuff Noise Reduction Sound ...

FM MP3 Bluetooth Radio Headphones Wireless Cancelling Headphones with 4GB SD Card Built-in Mic Electronic ,Noise Reduction, Safety ,Ear Muffs, Protection for Lawn Mower Work by WULFPOWERPRO 4.2 out of 5 stars 605. $84.99. ZOHAN EM054 Electronic Shooting Ear Protection ,Noise Reduction Earmuff, -NRR22dB

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What Is the Noise Reduction Rating (NRR) and How to Use It?

What Is the Noise Reduction Rating (NRR) and How to Use It?

What is the ,Noise Reduction, Rating (NRR)? The NRR is a single number rating given in decibels. Every hearing protector sold in the U.S. has to have an NRR-label as per EPA regulation.It was devised to give purchasers and users of hearing protection a guideline what level of ,noise, protection they can expect from their earplugs or ,earmuffs, when properly fitted.

Get Price
Noise Reduction Earmuffs | Special Needs Toys USA

Noise Reduction Earmuffs | Special Needs Toys USA

Em’s 4 Kids ,earmuffs, are the world’s first folding, compact hearing protection ,earmuff, for children over 6 months of age... View Details ... Designed for comfort, with a superior ,Noise Reduction, Rating (NRR) of 26 decibels. Has an adjustable headband. Ideal for... View Details

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Electronic Shooting Earmuff Noise Reduction Sound ...

Electronic Shooting Earmuff Noise Reduction Sound ...

FM MP3 Bluetooth Radio Headphones Wireless Cancelling Headphones with 4GB SD Card Built-in Mic Electronic ,Noise Reduction, Safety ,Ear Muffs, Protection for Lawn Mower Work by WULFPOWERPRO 4.2 out of 5 stars 605. $84.99. ZOHAN EM054 Electronic Shooting Ear Protection ,Noise Reduction Earmuff, …

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Noise Reduction Cancelling Ear Muffs - 2 Pack | ProCase ...

Noise Reduction Cancelling Ear Muffs - 2 Pack | ProCase ...

ProCase Professional Safety ,Ear Muffs, are made with ,noise,-dampening sponge material and offer a NRR 26dB rating which certified by ANSI S3.19 (US), efficiently filter out sounds to a minimum for hearing protection. With pressure diffuser technology, the padded headband reduces the pressure and provides your maximum comfort without adding much weight or bulks. Adjustable headband and soft ear ...

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Best Ear Muffs for Studying Top Rated Reviewed in 2020

Best Ear Muffs for Studying Top Rated Reviewed in 2020

Noise Reduction, Rating (NRR) of 31 dB along with over the head hearing protection. Highest ,noise reduction earmuffs, for high ,noise, areas. Designed to reduce heat buildup with proper fit and balance. Tilting earcups to ensure comfort and a proper fit for all users. The wires are electrically insulated to avoid electrical hazards; Unique Qualities

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Best Noise Canceling Ear Muffs 2020: How They Work ...

Best Noise Canceling Ear Muffs 2020: How They Work ...

Noise,-,reduction ear muffs, look like over-ear ,noise,-cancelling headphones, but their ear pads are made out of materials that dampen (the technical word for reduce) the volume of loud sounds before ...

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China Ear Muff manufacturer Anti-Noise Earmuff Ear ...

China Ear Muff manufacturer Anti-Noise Earmuff Ear ...

Ear Muff,, Anti-,Noise Earmuff,, Ear Protector, Safety Muff, Hearing Protection, Nrr Snr, USB Lithium Battery, Bluetooth, ,Earmuff, for Shooting, ,Noise Reduction, Company Introduction Dongguan BeiShu Safety Protection Co., Ltd, Its predecessor was Dongguan Long Prosper Electronic Products Co., Ltd was established in 2006.

Get Price
Best Noise Canceling Ear Muffs 2020: How They Work ...

Best Noise Canceling Ear Muffs 2020: How They Work ...

Noise,-,reduction ear muffs, look like over-ear ,noise,-cancelling headphones, but their ear pads are made out of materials that dampen (the technical word for reduce) the volume of loud sounds before ...

Get Price
5 Best Shooting Earmuffs - Nov. 2020 - BestReviews

5 Best Shooting Earmuffs - Nov. 2020 - BestReviews

Noise reduction, rating (NRR) You can use a product’s NRR, or ,Noise Reduction, Rating, to judge the effectiveness of shooting ,earmuffs,. Subtract seven from the NRR, then divide by two to find out how many decibels the ,earmuffs, cancel out. For example, an NRR of 37 will cancel 15 decibels.

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5 Best Shooting Earmuffs - Nov. 2020 - BestReviews

5 Best Shooting Earmuffs - Nov. 2020 - BestReviews

Noise reduction, rating (NRR) You can use a product’s NRR, or ,Noise Reduction, Rating, to judge the effectiveness of shooting ,earmuffs,. Subtract seven from the NRR, then divide by two to find out how many decibels the ,earmuffs, cancel out. For example, an NRR of 37 will cancel 15 decibels.

Get Price
3 Best Industrial Noise Cancelling Ear Muffs [2019 Pro Guide]

3 Best Industrial Noise Cancelling Ear Muffs [2019 Pro Guide]

The Mpow 035 ,Noise Reduction, Safety ,Ear Muffs, even come with a carrying bag. Click for User Reviews. Make sure to consider these top audiophile headphones. #3: TACKLIFE ,Noise Reduction Ear Muffs,. Click to Check Price on Amazon. Last but not least, you should also consider the TACKLIFE ,Noise Reduction Ear Muffs, as a great ,ear muffs, for 2019.

Get Price
Noise Reduction Earmuffs | Special Needs Toys USA

Noise Reduction Earmuffs | Special Needs Toys USA

Em’s 4 Kids ,earmuffs, are the world’s first folding, compact hearing protection ,earmuff, for children over 6 months of age... View Details ... Designed for comfort, with a superior ,Noise Reduction, Rating (NRR) of 26 decibels. Has an adjustable headband. Ideal for... View Details

Get Price
Noise Reduction Cancelling Ear Muffs Hearing Protection ...

Noise Reduction Cancelling Ear Muffs Hearing Protection ...

ProCase Professional Safety ,Ear Muffs, are made with ,noise,-dampening sponge material and offer a SNR 36dB (NRR 29dB) rating which certified by ANSI S3.19 (US) & CE EN352-1 (EU), efficiently filter out sounds to a minimum for hearing protection. With pressure diffuser technology, the double-deck headband reduces the pressure and provides your maximum comfort without adding much weight or ...

Get Price