PRODUCT
NS4000

Free from noises with YES EAR at
anytime and anywhere!

YES EAR allows you to hear talking sound of low frequency and blocks noises of high frequency.
Also, YES EAR’s superior water blocking function helps you prevent from ear infection.

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YES EAR TI5000 in 5 different colours.

Pink
Blue
White
Black
Orange

Antimicrobial properties of nano-silver in high concentration!

40 times more of nano-silver than other products.

YES EAR NS4000 is the next-generation hearing protector of superior antimicrobial and sterilizing activities. It has 400ppm of high concentration nano-silver of the top quality which is up to 40 times more of nano-silver than other products in the marketplace.

Ergonomic design to increase mental
strength and protect the auditory nerves.

Far superior performance compared to other ear plugs.

The YES EAR series is designed to block out high frequency sounds that could damage
the auditory nerves and cause distraction and just reduce low frequencies.
High frequency sounds can damage the auditory nerves and cause distraction.
The YES EAR series is designed to block out high frequencies while just reducing low frequencies.
A patent was taken for a pressure-equalizing function to help relieve headache and deafness.

4-flanged sound sealing ring in super precision ergonomics!

4-flanged sound sealing ring of special structure was applied.

Optimal ergonomic design for sensitive skin! The sealing ring gets thinner to fit into narrower earhole and the edge touching the skin is superfine polished in 0.03mm.
Switch sealing ring into the other size, if the earplug doesn’t fit well.

  • Small sealing ring for women or teens
  • Large sealing ring for adult men

The remarkable protection from water!

Not a drop of water is allowed to flow into your ear.

Its ergonomic design would fully cover your earhole without a tiny gap.
Our patented unique technology will help you listen clearly to the swim instructor without
water penetrating into your ear canal.

Safe enough to protect your eardrum!

The ergonomic design will keep your eardrum safe.

YES EAR earplugs were ergonomically designed not to be
pushed inside by a sudden pressure or impact and
protect your eardrum safely.

Ultimate comfort!

Easy to listen and talk, Free from noises.

Our earplugs of high-quality non-toxic super soft silicone
materials will reduce your ear strain even after using
for a long time.

Vented earplugs

Relieve a ringing or pain in the ear caused by difference in air pressure.

A tiny airway of 0.8mm inside the earplugs will reduce difference in air pressure and relieve headache or dizziness after wearing for long hours.
Our earplugs of high-quality non-toxic super soft silicone materials will reduce your ear strain even after using for a long time.

  • Rapid changes in atmospheric pressure cause pain in the eardrum during flight. With our earplugs, you can fly free of ear pain.

Features

YES EAR NS4000 is perfect for swimming, shooting, reading, sleeping or flying.

Antimicrobial properties of nano-silver in high concentration

Superior water blocking function

Structurally safe to protect your eardrum

4-layered special structure

Relieve a ringing or pain in the ear caused by difference in air pressure.

Fit for all (adults)

Perfect wearable

Increase mental strength by reducing noises

Noise reduction performance

Frequency 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz
Insulation of sound 10.6㏈ 18.2㏈ 18.7㏈ 22.9㏈ 31.7㏈ 40.8㏈ 24.5㏈

Insertion instruction

  1. Hold the stem while part A is facing up and part B facing down.
  2. Push the earplug into your ear when part C is inserted halfway through the ear canal while rotating up to 90 degrees towards your backhead.
  3. Pull your ear up and back and push the earplug gently until it doesn’t move towards the inside anymore.
* Insert/remove the earplug SLOWLY. Rapid changes in air pressure may cause pain in your ear drum.
Watch instruction video
- http://goo.gl/SggxOS or simply scan the QR code

Basic components

Earplugs
Extra sealing ring
Storage case
Product manual