304732 - Hi-Fi System Brandson - Free user manual and instructions

Product Type	Reusable earplugs
Brand	Brandson
Model Number	304732
Standard	EN352-2
SNR (Single Number Rating)	27 dB
Material	Thermoplastic elastomer
Size Range	7 - 11 mm
Attenuation (125 Hz)	26.0 dB (Mean), 22.2 dB (Mean - SD)
Attenuation (250 Hz)	24.6 dB (Mean), 20.7 dB (Mean - SD)
Attenuation (500 Hz)	25.4 dB (Mean), 22.0 dB (Mean - SD)
Attenuation (1000 Hz)	28.3 dB (Mean), 25.4 dB (Mean - SD)
Attenuation (2000 Hz)	34.1 dB (Mean), 30.5 dB (Mean - SD)
Attenuation (4000 Hz)	28.5 dB (Mean), 25.1 dB (Mean - SD)
Attenuation (8000 Hz)	32.0 dB (Mean), 27.5 dB (Mean - SD)
WEEE Directive	2012/19/EU, Registration No: DE 67896761
Notified Body	SATRA Technology Europe Ltd, Ireland (NB 2777)
Manufacturer	WD Plus GmbH, Hanover, Germany
Reusability	Yes, reusable
Cleaning	With water, mild soap or suitable cleaning agent
Protection Type	Hearing protection against risk of hearing loss
Intended Use	For humans only; keep away from children (swallowing hazard)

Frequently Asked Questions - 304732 Brandson

How do I insert the earplugs correctly?

Follow the illustration in the manual. Roll the earplug into a tight crease-free cylinder, pull your ear outward and upward, and insert the earplug into the ear canal. Hold it in place until it expands to fit.

Can I wash these earplugs?

Yes, clean them regularly with water and mild soap or a suitable cleaning agent. Ensure they are completely dry before reuse.

What is the SNR value of the 304732 earplugs?

The Single Number Rating (SNR) is 27 dB, indicating the overall noise reduction level.

Are these earplugs reusable?

Yes, they are designed for reusable use. Clean them after each use and store them in a clean, dry place.

What material are the earplugs made of?

They are made of thermoplastic elastomer, a soft, flexible material that conforms to the ear canal.

Do these earplugs completely block all sound?

No, earplugs cannot completely isolate sounds. They reduce noise levels to protect your hearing but some sounds may still be audible.

What size are these earplugs?

The earplugs have a size range of 7 to 11 mm in diameter, suitable for most ear canals.

Are they child-safe?

No, keep out of reach of children. They pose a swallowing hazard. Do not allow children to play with them.

What standards do the earplugs comply with?

They comply with European standard EN352-2 for hearing protectors.

How should I store the earplugs?

Store them in a clean, dry place away from extreme temperatures and direct sunlight. Avoid contact with sharp objects.

USER MANUAL 304732 Brandson

Notified Body : SATRA Technology Europe Ltd

Bracetown Business Park, Clonee,

County Meath D15 YN2P Ireland

Notified Body Nr.: 2777

BRANDSON

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Hinweisblatt

Gehörschutz

Mod.-Nr.: 304732

Sicherheitshinweise

The hearing protection is only suitable for humans.

Keep out of the reach of children! Take care that children do not play with the product! There is a danger of swallowing!

The earplugs cannot completely isolate sounds.

Follow the application example to ensure a good experience and correct insertion of the product.

The hearing protection is only effective if it has been inserted correctly.

Clean the earplugs regularly. Cleaning is possible with water, mild soap or a suitable cleaning agent.

Instructions for use

Please use the earplug according to the illustration. If the plug becomes loose in the ear while wearing it, it should be reinserted carefully and according to the illustration.

To ensure optimal protection, the earplugs should be inserted carefully into the ear.

The earplugs comply with the European standard EN352-2.

The ear plugs protect against the risk of hearing loss. It is recommended to follow all manufacturer's instructions carefully, otherwise the protective effect may be severely impaired. Before use, check that the earplugs are clean and undamaged.

Technical Data

SNR 27dB
Standard EN352-2
Material Thermoplastic elastomer
Size 7-11mm
Product type Reusable

Tested according to EN 352-2

Frequency 125	250 500	1000 2000
MEANS 26.0 24	.6 25.4	28.3	34.1
STD DEV.	3.9	3.5	3.5	3.0
MEAN - SD	22.2	20.7 22.0 25.4	30.5

Frequency 4000	8000
MEANS 28.5	32.0
STD DEV.	3.4	4.5
MEAN - SD	25.1	27.5

Attenuation in dB
			FREQUENCY IN HERTZ
SUBJECT	125	250	500	1000	2000	4000	8000
1	19.1	21.0	22.9	25.0	37.9	27.3	35.2
2	20.1	20.4	23.3	24.1	31.6	26.4	29.5
3	28.4	32.2	27.5	34.0	37.6	30.8	28.7
4	29.1	27.6	31.1	33.5	34.6	29.5	34.4
5	28.4	22.0	26.6	29.7	33.7	30.5	38.5
6	28.5	23.5	22.0	28.0	37.5	36.5	33.4
7	24.5	24.3	22.8	26.6	32.3	26.4	27.7
8	32.3	30.5	28.8	27.1	36.3	24.3	26.2
9	28.6	24.7	32.1	31.0	36.2	28.5	30.1
10	27.0	27.7	22.9	26.2	36.7	26.0	36.9
11	25.5	21.8	25.2	29.1	29.1	31.6	39.8
12	24.5	20.9	21.7	26.5	26.2	27.3	28.9
13	31.2	30.2	29.0	31.8	38.8	33.4	37.4
14	20.7	21.4	21.3	27.3	34.8	24.2	31.0
15	25.5	20.9	23.1	25.3	29.2	25.7	25.9
16	23.1	25.0	26.6	28.0	33.5	27.5	28.9
MEANS	26.0	24.6	25.4	28.3	34.1	28.5	32.0
STD. DEV.	3.9	3.9	3.5	3.0	3.6	3.4	4.5
MEAN - SD	22.2	20.7	22.0	25.4	30.5	25.1	27.5

WEEE Directive: 2012/19/EU

WEEE Register No: DE 67896761

WD Plus GmbH hereby declares that the device 304732 is in compliance with the essential requirements and the other relevant provisions. A complete declaration of conformity can be obtained from: WD Plus GmbH, Wohlenbergstraße 16, 30179 Hanover, Germany

Notes

Notes

BRANDSON

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WD Plus GmbH