Are the Allen Ultrx Bionic earmuffs active electronic hearing protection, or do they only block noise passively?

The Allen Ultrx Bionic earmuffs provide passive hearing protection, meaning they rely on physical high-density foam and a rubberized shell to block a constant 22dB of external noise. Unlike active earmuffs, they do not use microphones to amplify ambient sounds; their electronic components are solely for Bluetooth audio streaming.

What is the noise reduction rating (NRR) of these earmuffs, and are they compliant for use in Australia?

These earmuffs have a Noise Reduction Rating (NRR) of 22dB, certified under the American ANSI S3.19 standard, which is widely accepted for recreational hunting and shooting in Australia. For commercial workplace use, Australian standards typically require testing under AS/NZS 1270:2002 for a Class rating. Additionally, the Bluetooth 5.3 transmitter complies with Australian electromagnetic compatibility standards and bears the Regulatory Compliance Mark (RCM) for sale.

How do I charge the Allen Ultrx Bionic earmuffs, and what is the expected battery life for use in the Australian outdoors?

The earmuffs feature a built-in 3.7V rechargeable lithium battery with a 1200mAh capacity, which charges via an integrated USB-C port. They are fully compatible with standard Australian 240V USB wall chargers, vehicle USB ports, or power banks, and do not require a specific AU plug adapter. You can expect up to 16 hours of continuous Bluetooth runtime on a full charge, making them suitable for extended sessions in the bush or at the range.

Beyond shooting, what other loud environments are these earmuffs suitable for in Australia?

While ideal for shooters and hunters on outdoor ranges where constant hearing protection and wireless audio are desired, these earmuffs are also highly effective in other high-decibel environments. This includes industrial settings, construction sites, and during loud yard work, offering reliable 22dB passive noise reduction and comfortable long-duration wear.

What kind of audio experience do these earmuffs offer for music and calls?

The Allen Ultrx Bionic earmuffs feature proprietary Studio Harmonics technology, which delivers high-definition, studio-grade audio clarity through its internal speakers. Combined with Bluetooth 5.3, this ensures a clear and stable connection for streaming music or taking phone calls from your smart device up to approximately 10 metres away.

Bluetooth Earmuffs - Allen AL4101 ULTRX Bionic

The Allen ULTRX Bionic Bluetooth Passive Earmuff (Model AL4101) in Midnight Gray delivers a reliable balance of constant hearing protection and high-definition wireless audio. Unlike active electronic earmuffs that use external microphones to pass through ambient sounds, this passive earmuff utilizes a physical barrier of high-density foam ear cups and a durable rubberized ABS shell to block out a constant 22dB of external noise. The internal electronics are dedicated exclusively to high-fidelity Bluetooth audio streaming and hands-free calls. This design ensures consistent, uninterrupted hearing protection on the range or on the job, while allowing you to stay connected to your smart devices.

Key Features:

Passive Hearing Protection: Offers a certified 22dB Noise Reduction Rating (NRR) tested to ANSI S3.19 standards, physically dampening high-decibel sounds without relying on battery power for noise suppression.
Studio Harmonics Technology: Features proprietary internal speakers engineered to deliver high-definition, studio-grade audio clarity for music and phone calls.
Bluetooth 5.3 Connectivity: Provides a stable, energy-efficient wireless connection to iOS, Android, laptops, and dedicated audio players with a range of up to 10 metres (33 feet).
Rechargeable Power: Equipped with an integrated 3.7V lithium battery with a 1200mAh capacity that charges via a standard USB-C port, delivering up to 16 hours of continuous wireless runtime.
Ergonomic Comfort: Designed for extended wear with an extra-padded headband, plush pillow foam ear cushions, and a soft rubberized exterior.
Compact Portability: Features a space-saving, foldable design that collapses easily to fit into range bags, backpacks, or glove compartments.

Specifications:

Model: AL4101
Noise Reduction Rating (NRR): 22dB (ANSI S3.19 certified)
Wireless Technology: Bluetooth 5.3
Wireless Range: Approximately 10 metres (33 feet)
Battery Type: Built-in 3.7V 1200mAh rechargeable lithium battery
Battery Life: Up to 16 hours of continuous Bluetooth runtime
Charging Port: USB-C (includes USB-C charging cable; compatible with Australian 240V USB wall adapters, vehicle USB ports, and power banks)
Dimensions (Unfolded): Approximately 14 cm x 14 cm x 14 cm (5.5 inches x 5.5 inches x 5.5 inches)
Dimensions (Folded/Packaged): Approximately 22.8 cm x 15.2 cm x 10.1 cm (9 inches L x 6 inches W x 4 inches H)
Weight: Approximately 417 grams (0.92 lbs)

Who It Is For:

The Allen ULTRX Bionic Passive Bluetooth Earmuff is designed for recreational shooters, hunters, and outdoor enthusiasts across Australia who require constant, reliable hearing protection without the need for ambient sound amplification. It is highly suited for outdoor shooting ranges, clay targets, and hunting environments where blocking out gunfire is the primary safety requirement, but wireless music streaming or phone call capability is desired. While certified under the American ANSI S3.19 standard, which is widely accepted by Australian sporting shooters, please note that commercial industrial workplaces in Australia typically require testing under local AS/NZS 1270:2002 standards for specific class ratings. Beyond the range, this earmuff is also an excellent choice for DIY enthusiasts, landscapers, and construction workers looking for comfortable, high-fidelity hearing protection during loud tasks.

SKU	AL38427LP
Model #	AL4101
Brand	Allen
Shipping Weight	1.0000kg

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Allen Al4101 Ultrx Bionic Passive Bluetooth Earmuff 22db Nrr 16hr Battery Foldable

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