HKM-678931 Electronic Earplugs Hearing Protection Kit - M20 Model with Rechargeable Battery, Noise Reduction, and IPX-4 Waterproof Rating

Discover the HKM-678931 Electronic Earplugs Hearing Protection Kit, featuring the reliable M20 model designed for those seeking effective noise reduction without compromising on comfort and portability. These earplugs are available in a sleek black, military-inspired army green, and earthy mud color, allowing you to choose a style that matches your preference.

The M20 model stands out with its intuitive one-button operation, making it user-friendly for individuals of all experience levels. With a noise reduction rating (NRR) of +22, these earplugs significantly reduce ambient noise, ensuring that you have the quiet environments needed for concentration or relaxation. The kit includes different sound effect modes: one for indoor settings and another for outdoor situations, allowing adaptable use in various environments.

Designed for longevity, the M20 earplugs come equipped with a rechargeable battery and a portable lithium battery charging box, ensuring that they're ready whenever you are. Featuring an IPX-4 waterproof rating, you can rely on these earplugs to perform in a variety of conditions without fear of damaging them.

Included in the package are various accessories crafted for a customized fit: three sizes of ear buckles and earplug accessories. Plus, a silicone anti-lost rope ensures you can keep them secure while on the go. For ease of use, the earplugs feature an automatic shutdown mode that activates after two hours of inactivity to save battery life, while an audible alert prompts users when the battery is low.

Whether you're at the shooting range, attending a concert, or simply trying to focus in a noisy environment, the HKM-678931 M20 Electronic Earplugs provide the perfect solution for noise management and hearing protection. Embrace comfort and clarity with these advanced earplugs, designed to meet diverse auditory needs.

Product information:

How to use: earplugs
Model: M20
Color: black, army green, mud

Characteristic:

Noise reduction value + NRR22 intuitive one-button operation, rechargeable, high endurance
Two sound effects modes (indoor, outdoor) to turn on, turn off, and low battery prompt
Automatic shutdown when charging, automatic shutdown after two hours without operation
High portability, high comfort, high compatibility, with silicone anti-lost rope
Three sizes of ear buckles and earplug accessories come with a data cable for charging
●IPX-4 waterproof rating

Automatic shut-down:
When the headset is idle for nearly 2 hours, a beep will appear, and the headset will appear after more than 2 hours of inactivity.
It will automatically shut down and emit 3 beeps. When the headset is turned on, it will automatically turn off when it is put into the charging box.
If you need to restart, just press the ON/OFF button again to restart. The noise reduction level can be changed:
In order to reduce the echo and reverberation when shooting in indoor and outdoor environments, the headset has developed two noise reduction levels, indoor mode and outdoor mode.

Packing list:

·A pair of M20 electronic hearing protection earplugs (with a pair of medium-sized ear buckles and a pair of medium-sized earplugs) ·Portable lithium battery charging box*1
·Silicone anti-lost rope*1
·Charging cable*1
·A pair of small ear buckles & earplugs·A pair of large ear buckles & earplugs·Instruction manual*1