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FitlyBone Air X4

Open-Ear Bone Conduction Headphones

Unleash Your Sound, Elevate Your Style!

FitlyBone Air X4

(425 customer reviews)

Introducing the Air X4 – a revolution in audio technology, boasting groundbreaking bone conduction headphones swimming capabilities alongside exceptional performance. Harnessing the power of Air Conduction Technology, this innovative headset delivers a rich, immersive audio experience with deep bass that transports you to a new dimension of sound.

Magnetic charging

With its magnetic charging feature, the Air X4 ensures hassle-free power whenever you need it. Simply snap the headphones onto the charging dock, and you’re ready to go – no cables, no fuss. This convenient charging solution makes it easy to keep your headphones powered up, whether you’re at home, in the office, or on the go.

Headphones on ear bone

Designed with safety in mind, the Air X4 keeps you connected to your surroundings at all times. Unlike traditional headphones that cover or block the ears, these headphones on ear bone utilize bone conduction technology to transmit sound through the bones of the skull, leaving your ears open to ambient sounds. Whether you’re commuting through busy streets or jogging in the park, you can stay aware of your environment while enjoying your favorite music or podcasts.

Bone conduction headphones officeworks

Express your personal style with the Air X4’s sleek design and customizable options. Choose between Noir Black or Pearl Blaze finishes to suit your preferences and make a statement wherever you go. Whether you’re heading to the gym for a workout or to the office for a day of work, these bone conduction headphones officeworks seamlessly blend performance with style.

bone conduction headphones swimming

With IPX5 waterproofing, the Air X4 is ready for any adventure, whether you’re hitting the pool for a swim or braving the elements during an outdoor workout. Its durable construction ensures reliable performance in any environment, while over 6 hours of playtime guarantee enduring enjoyment throughout the day.

In conclusion, the Air X4 offers the perfect blend of performance and style, making it the ideal companion for your music journey. Whether you’re looking for a pair of bone conduction headphones swimming, office use, or everyday listening, the Air X4 delivers exceptional audio quality, convenience, and durability. Elevate your music experience with the Air X4 and immerse yourself in a world of rich, dynamic sound.

Premium Sound Quality with Enhanced Bass

Bluetooth® 5.3x

Quick Charge

IPX5 Sweatproof and Waterproof


Seamless Comfort, Dual Enjoyment

Designed to harmonize effortlessly with eyewear, ensuring comfort during extended wear. Experience music and style in perfect sync, without compromise.

Dive into Sound,

Air X4 boasts an IPX5 waterproof and sweatproof rating, making it your ideal companion for rigorous workouts and outdoor escapades. Rain or sweat, your music stays on, enhancing every adventure!

bone conduction headphones with mic

6 hours of music and
quick charging

Immerse yourself in music for over 6 hours on a single charge and with its quick magnetic charging, you'll be back to the beats in no time!

Dynamic Design, Ultimate Flexibility

Crafted for comfort and convenience, the lightweight Air X4 can be effortlessly bent 360 degrees to fit your style and comfort preferences. Embrace a headphone that adapts to you, delivering both sound and flexibility in perfect harmony.

What’s In The Box

*If you experience any redness of the skin, swelling, or itchiness while wearing the product, discontinue use of the product immediately and consult a physician.

Additional Features

Sound Quality

Bone Conduction Tech, upgraded stereo sound

Battery Life

6 hours

Quick Charge

A 10-min charge for 1.5 hours of usage


Battery Life

6 hours

Charge Time

2 hours

Music Time

=6 hours

Charging Port

Magnetic Induction

Battery Capacity

180 mAh

Talk Time

=6 hours


Bluetooth Versions

BT V5.3

Wireless Range



Sweat & Water Resistant




Product Function


360° Bend Free

Eyewear Free

Compatible w/h glasses

Customer Reviews

425 reviews for FitlyBone Air X4

Based on 425 reviews
Showing 30 of 425 reviews (3 star). See all 425 reviews
1-5 of 425 reviews
  1. Generally pleased with this. It’s a good choice for everyday use.

  2. Perfect for conference calls and meetings.

  3. I’ve had an incredible experience with X4, and I’m thoroughly impressed. These headphones have consistently delivered on their promises, from sound quality to comfort. Fitlybone X4 has become an indispensable part of my life, whether I’m working, exercising, or relaxing. I couldn’t be happier with this product; it has exceeded all my expectations.

  4. This product’s battery lasts all day.

  5. Good for price

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