NOBU JAPAN NB204 AI Pro Earphones with AI Noise Cancellation: AI noise cancellation technology
Available Options
Black
Joom
$152.40
Available to order
Open-ear headphones promise freedom from that plugged-in feeling, but they often sacrifice audio clarity for comfort. The Navibook AI Pro Earphones tackle this head-on with AI-powered noise cancellation that smartly mutes background chatter—no more struggling to hear your podcast over street noise or a gym's din. Bluetooth 5.0 ensures a snag-free connection to your phone or tablet, ditching the cord chaos for good.
Built for life on the move, these buds feature a detachable magnetic design that snaps together for easy pocketing, whether you're commuting, traveling, or just bouncing between meetings. At a featherlight weight, they nestle comfortably without cramming into your ears, so you can wear them all day without that achy, sealed-off sensation. Battery life? A hefty 34 hours means you're covered from dawn to well past dusk—no constant charging woes.
And for the active crowd, an IPX4 rating shrugs off sweat and drizzle, making them a reliable gym buddy or running companion. In short, if you crave immersive sound without isolation, these deliver: crisp audio, all-day ease, and a design that keeps up with your hustle.
- Bluetooth connectivity
- Detachable magnetic design
- Lightweight open-ear fit
- Up to 34 hours battery life
- IPX4 waterproof rating
- AI noise cancellation technology
General specs
- Brand: NOBU JAPAN
- Model: NB204
- Seller: Joom
- Battery Life: Up to 34 hours
- Water Resistance: IPX4
- Connectivity: Bluetooth
- Noise Cancellation: AI-powered
- Design: Open-ear, Detachable magnetic
- Weight: Lightweight
- First listed by seller: 8/24/25
If you are interested in more details, you can find full information on the seller's page.
View on seller's site
#publicidad
$152.40
Last price update: 9/4/25
Available to order
Shipping options
Delivery to 
United States
United States
Unavailable
Comparison with similar products
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NOBU JAPAN NB204 AI noise cancellation technology
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navibook NB204 AI-powered noise cancellation
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| Brand | NOBU JAPAN | NOBU JAPAN | navibook | HAYAO | NOBU JAPAN | Teacups |
| Model | NB204 | NB200 | NB204 | navibook AI Pro | Wearbuds | |
| Color | ||||||
| Rating |
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|
|
|
|
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| Price | $152.40 | $275.48 | $173.47 | $159.57 | $78.99 | $11.81 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | September 2, 2025 | September 2, 2025 | September 2, 2025 | September 2, 2025 | September 2, 2025 | August 18, 2025 |
| Battery Life | Up to 34 hours | Up to 34 hours | 34 Hours | Long-lasting | ||
| Connectivity | Bluetooth | Bluetooth 5.3 | Bluetooth | Bluetooth | Wireless | |
| Noise Cancellation | AI-powered | 50dB | AI Noise Cancellation | |||
| Design | Open-ear, Detachable magnetic | Open-ear | Open-ear, Magnetic, Detachable | In-ear | ||
| Weight | Lightweight | Lightweight | 12g | |||
| Microphone | Built-in with AI activation | Detachable Magnetic Microphone | Yes | |||
AI Pro Earphones with AI Noise Cancellation
$152.40
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Julia T.
Atlanta, GA
September 7, 2025
when i first tried these, i was skeptical because open-ear styles often disappoint, but NOBU JAPAN really delivered. the sound is immersive without isolating me from my surroundings, which is great for staying aware while gaming or walking around atlanta. they handle sweat well, making them reliable for my active days. delivery was quick, and as an engineer, i appreciate the smart design that cancels noise effectively. overall, they meet my high standards for comfort and performance, though i had hoped for a bit better sound in extreme conditions. still, they're a fantastic choice for anyone who values freedom and clarity.
- Pros: i was incredibly impressed with how these earphones keep the sound clear even in noisy places, blocking out chatter without feeling plugged in. they're so light and comfortable that i can wear them all day without any discomfort, and the battery lasts from morning to night without needing a charge. the magnetic design makes them easy to carry around, and they stay connected to my devices without any issues.
- Cons: i expected more from the audio quality in very loud environments, as it sometimes struggles a bit with deep bass. the fit might not be perfect for everyone, especially during intense movement, and i wish they were a bit more resistant to water for peace of mind.