Klein Tools AESEM1 Bluetooth® ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$127.13
$77.13
Klein Tools AESEM1 Bluetooth® Earmuffs

Klein Tools AESEM1 Bluetooth® Earmuffs

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Model: AESEM1
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$127.13
$77.13
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Bluetooth® Earmuffs

  • Features

    • Environmental noise cancelling microphones filter out background noise for enhanced call quality and experience in loud settings
    • Durable construction with 6.6-Foot (2 m) drop protection and IP54 rating
    • Vented headband design helps dissipate heat effectively providing cool comfort in warm environments, while also accommodating baseball caps for comfortable fit
    • Earmuffs with a low-profile design provide passive noise isolation up 20dB NRR effectively reducing exposure to damaging sounds in noisy environments
    • Experience captivating stereo sound with rich bass, balanced mids and clear treble from 40 mm drivers
    • Intuitive and simplistic 3-button design for easy navigation and identification even with gloves
    • Rechargeable 800 mAh battery lasts more than 70 hours on a single charge for all day and week use
    • Bluetooth®, 20dB NRR, Hands-Free Calling, Environmental Noise Cancelling Microphones, Vented Headband

  • Warnings

    • No user-serviceable parts inside. Do not open enclosure or attempt to repair this earmuff.
    • Use safety-rated power supply or wall adapter. Never use a power supply or wall adapter that exceeds the specified charging voltage and current.
    • Read all instructions and warnings before using this product. Failure to follow these instructions and warnings may result in serious personal injury.
    • Bluetooth is a registered trademark of Bluetooth Special Interest Group (SIG)


AESEM1 - spec sheet

Manufacturer Resources

Product Specs

Audio Driver Size:
40 mm
Batteries:
Lithium-Ion
Battery Life:
70 hr
Charging Time:
2 hr
Connectivity:
BT 5.3, Wireless, Range - 32.8' (10 m)
Drop Protection:
6.6' (2 m)
Enclosure Material:
ABS, PVC, TPE, Stainless Steel
Indoor Outdoor:
Indoor/Outdoor
Ip Rating:
IP54
Maximum Volume:
78 dBA
Overall Height:
6.72" (17.1 cm)
Overall Length:
3.91" (9.9 cm)
Overall Width:
5.57" (14.2 cm)
Department:
Electrical
Product Group:
Safety Equipment
Product Subgroup:
PPE & Wearables
Product Type:
Bluetooth® Earmuffs
Product Details:
Bluetooth® Earmuffs
Product Color:
Orange/Black
Product Height:
5.5700 in
Product Material:
ABS, PVC, TPE, Stainless Steel
Product Weight:
0.7100 lbs
Product Width:
5.9100 in
Product Depth:
6.7200 in

Klein Tools AESEM1 – Frequently Asked Questions

1) How much noise reduction do the Klein Tools AESEM1 Bluetooth earmuffs actually provide on a jobsite?
The AESEM1 earmuffs give 20dB NRR of passive noise isolation from the low-profile cups. That is the hearing protection rating itself, independent of whether Bluetooth audio is playing. For very high-exposure work, check the 20dB NRR against your site's required attenuation before standardizing crews on them.
2) Can I take phone calls in a loud shop with the Klein AESEM1 earmuffs?
Yes. Hands-free calling runs over Bluetooth 5.3 with a wireless range of 32.8 feet (10 m), and the environmental noise cancelling microphones strip out background noise so the person on the other end hears you instead of the compressor. The 3-button control layout is sized to be worked with gloves on.
3) Are the Klein AESEM1 earmuffs rated for outdoor use in rain and dust?
They carry an IP54 rating, which covers dust ingress and water splashing from any direction, and Klein lists them for indoor and outdoor use. They also survive a 6.6-foot (2 m) drop, which is about the distance off a ladder platform or a bench.
4) Will these earmuffs fit over a baseball cap or hard hat?
The vented headband is designed to accommodate a baseball cap while still venting heat off the top of the head. It is a headband-style muff, not a hard-hat cap-mount, so it is not intended to clip into helmet slots. Overall size is 6.72 x 5.57 x 3.91 inches and the set weighs 0.71 lbs.
5) Will the battery in the AESEM1 earmuffs last a full work week?
The 800 mAh lithium-ion pack is rated for more than 70 hours per charge, so a crew running them eight hours a day gets roughly a week and a half out of one charge. A full recharge takes 2 hours.
6) Can the earmuffs blast loud enough to damage hearing on their own?
Maximum output on the AESEM1 is capped at 78 dBA, which sits below the 85 dBA threshold where occupational noise exposure limits start. You are not trading hearing protection for the audio.
7) What exact part number do I order for Klein's Bluetooth hearing protection, and what color do they come in?
The part number is Klein Tools AESEM1, sold as a single model with no options to specify. Color is orange and black, which reads as safety-visible on a site.
8) How do the AESEM1 earmuffs sound compared to regular jobsite earbuds?
Audio comes off 40 mm drivers, considerably larger than anything in an earbud, which is what gives the stereo output its bass depth along with balanced mids and treble. The tradeoff is bulk: these are over-ear muffs that also serve as your hearing protection, where earbuds do not.
9) What are the Klein AESEM1 earmuffs made of, and can they be repaired if something fails?
Construction is ABS, PVC, TPE and stainless steel. Klein states there are no user-serviceable parts inside, so the enclosure should not be opened or repaired in the field. For charging, use only a safety-rated supply that does not exceed the specified voltage and current.
How fast can I get the Klein Tools AESEM1 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Klein Tools AESEM1 come with a warranty?
Absolutely. The Klein Tools AESEM1 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Klein Tools AESEM1?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Klein Tools AESEM1 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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