Waterfall Dolphin Bone Conduction Hearing Device

The WATERFALL Dolphin is engineered for individuals with conductive hearing loss (CHL) such as Otitis Media, Microtia, or single-sided hearing loss (bone conduction thresholds ≤45dB HL). Featuring the ground breaking 3rd-Generation AI Bone Conduction Technology, it offers a healthier, open-ear listening experience by bypassing the outer and middle ear entirely.Powered by the built-in WATERFALL AI Smart Chip, the Dolphin delivers clearer speech and more natural sound. Our advanced AI Dual-Core Algorithm intelligently separates ambient noise from human speech, allowing you to focus on conversations effortlessly, even in challenging environments like busy restaurants.

$699.99 $369.99 Save 47%
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  •  Open-Ear Listening for Hearing Health: Our innovative behind-the-ear, non-occlusive design fundamentally eliminates the risk of ear canal blockage and inflammation. It protects your residual hearing and provides a safer, more comfortable auditory solution.
  •  AI Clarity in Noise: The AI intelligently suppresses background noise and enhances speech, making conversations stand out clearly. Hear more with less effort.
  •  Smart Voice Enhancement: Utilizing advanced voice processing technology, it automatically optimizes the speech frequency range. Enjoy full, natural sound quality whether in face-to-face conversations or on calls, ensuring seamless and effortless communication.
  •  Intelligent & Effortless: Thanks to the deep synergy between bone conduction technology and AI algorithms, the Dolphin excels at adapting to your environment automatically. It requires minimal manual adjustment, offering a stable and clear hearing experience that is ready to use right out of the box.

 

HFA-FOG50 (Gain): 33±5dB

Al Noise Reduction: Max 25dB

Frequency Range: 350Hz-5500Hz

Connection: Bluetooth 5.3 (Music streaming, Phone calls and More)

Hearing Aids Weight: 27.5g

Soft speech enhancement: Yes

Charging Case

Single Charge: Up to 15 Hours Runtime

1*Hearing device

1*Charging cable

1*Fit rope

1*User manual

360° Voice Tracking & Noise Reduction

Precisely tracks speakers while dynamically suppressing background noise.

Discover Your Hearing Profile

Learn about WHO hearing classifications and see which of our devices matches your needs.

Open Listening, Pressure-Free Companion.

Open-Ear Design, All-Day Freshness.

Featuring an open-ear hook design that never enters the ear canal, it completely eliminates the plugged, uncomfortable feeling of traditional aids. Built with skin-friendly silicone and an ultra-lightweight titanium frame weighing only about 18g, it offers a secure yet barely-there fit. Your ear canal stays ventilated and dry even during long wear, delivering true “forgettable comfort, unforgettable sound.”

Powerful Endurance, Uninterrupted Vibrancy.

Energy-optimized specifically for the bone conduction transducer, a single charge delivers up to 15 hours of continuous call time or music playback—enough for a full active day. The portable magnetic charging case provides an additional 30 hours of backup power, keeping you connected during commutes, workouts, or travel.

Magnetic Snap & Quick Charge.

Features innovative multi-function magnetic contacts for both charging and easy pairing. To charge, simply bring the device close to the contact—it snaps into perfect alignment automatically, preventing misplugging damage. With fast-charge technology, just 10 minutes in the case provides approximately 2 hours of listening, perfect for quick top-ups.

Low to

27.5g

Ultra-Light Chassis.

Up to

20 hours

of Total Power Reserve.

10-Minute

Quick Charge for

2 Hours

of Use

Open-Ear Design, The Freedom to Hear Everything

The Open-Ear Design of the Waterfall Dolphin requires no ear canal blockage. It delivers sound through precise vibrations, letting your ears breathe freely while keeping you naturally aware of your surroundings. This delivers unparalleled all-day comfort and ensures safety outdoors, offering truly unburdened hearing freedom.

Always be sae and sound in your city whther you’re hitting the gym.

Listen to your office soundtrack and focus on your tasks without missing a beat.

Enjoy your favorite shows, movies, and music, while staying connected to your friends, family, and even your pets.

AI Noise-Cancel + Dual Driver, Pure & Immersive Sound.

AI intelligently suppresses ambient noise in real time, while the dual-driver system delivers layered, detailed audio for crystal-clear calls and immersive music.

Are these moments familiar to you?

Let’s walk through a few common scenes — and how we can change them together.

  • Family Life
  • Social Dining
  • Discretion & Comfort
  • User Experience

We know that hearing loss isn't just about missing sounds—it's about missing connections with the people and life you love. These common scenes are here to show you: We understand your frustrations, and that's exactly why Waterfall was created.

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A Muffled World, Devoid of Detail

Loss of high-frequency sounds and subtle ambient cues results in hearing sound but missing meaning, as if the world's "resolution" has been turned down.

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 High-Definition Speech Band Remastering

Utilizes sophisticated algorithms to apply intelligent, non-linear compensation and reshaping specifically to the mid-to-high frequencies (1.6kHz - 4kHz) critical for speech clarity, rather than simple amplification, significantly improving speech intelligibility and natural sound quality.

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Conversations Lost Behind a Wall of Noise

 In bustling environments like restaurants, streets, or gatherings, background noise (chatter, clatter, traffic) creates an intangible "sound wall," isolating you from important conversations and making communication exhausting.

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AI Scene-Adaptive Noise Cancellation System

 Our proprietary AI chip analyzes the soundscape tens of thousands of times per second, intelligently identifying and suppressing both steady-state and transient non-speech noise (like fan hum or door slams) in real-time, while dynamically protecting and enhancing the human voice frequency band.

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The Psychological Burden of a Visible Device

 Anxiety about being labeled by wearing a traditional hearing aid leads to social stigma, often causing individuals to choose isolation over using the device in important situations.

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 Discreet, Fashion-Forward Design

Inspired by stylish neckband headphones, it boasts a sleek, streamlined profile in low-saturation colors (Deep Space Gray, Warm Moon White). The design is indistinguishable from premium wireless earbuds, eliminating psychological barriers to use.

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The Hassle of Manual Multi-Scene Adjustments

Manually switching device modes for different environments (quiet, noisy, music, call) is cumbersome. It's difficult to know when to switch, and incorrect settings frequently degrade the experience.

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Fully Automatic Smart Ecosystem

Integrated environmental sensors and AI enable automatic detection and adaptation across various scenes from quiet to loud, for true “set-and-forget” operation. Bluetooth 5.3 ensures stable, swift connectivity—automatically linking to your phone when the case opens, with easy multi-device management.

Specification

Specification

Specs & Dimensions

HFA-FOG50 (Gain): 33±5dB

Al Noise Reduction: Max 25dB

Frequency Range: 350Hz-5500Hz

Connection: Bluetooth 5.3 (Music streaming, Phone calls and More)

Hearing Aids Weight: 27.5g

Soft speech enhancement: Yes

Charging Case

Single Charge: Up to 15 Hours Runtime

Included in the Box

1*Hearing device

1*Hearing device

1*Charging cable

1*Charging cable

1*Fit rope

1*Fit rope

1*User manual

1*User manual

Frequently Asked Questions

Everything you need to know about the hearing aids.

 Which Waterfall product is right for me?

Waterfall currently offers three main models: Bead, Beethoven, and Dolphin.

Bead: Suitable for adults with mild to moderate hearing loss (≤50 dB according to the 2021 WHO standard).

Beethoven: Suitable for adults with mild to moderately-severe hearing loss (≤65 dB according to the 2021 WHO standard).

Dolphin: Designed for users with a bone-conduction threshold ≤45 dB HL. It is the preferred choice for patients with conditions such as otitis media, microtia, or single-sided hearing loss.

Are Waterfall products approved by the FDA?

Waterfall hearing aids have been duly listed with the FDA and comply with all FDA regulations. They are marketed as "hearing aids" intended to help or compensate for hearing impairment in individuals with hearing loss.

Do l need a prescription?

No! Even though our Enhance Select hearing aids have the same kind of technology youwould get in most hearing aids available at a brick-and-mortar hearing clinic, all thehearing aids we sell are compliant with the FDA's medical device regulations for "over-the-counter" hearing aids, which means you can buy them directly from us without aprescription.

1. Bead (Water Drop Style)

The Bead ear-clip hearing aid redefines clear hearing with an innovative concept. Its lightweight, discreet ear-clip design ensures a "zero-perception wear" comfort experience while doubling as a fashionable accessory that seamlessly blends into your daily style. With innovative touch controls and smart volume memory, every use is simple and intuitive. Equipped with Waterfall's AI smart chip, it effectively suppresses howling and filters ambient noise, ensuring effortless conversations even in noisy environments. Designed for individuals with mild to moderate hearing loss (≤50 dB), Bead is not just a hearing device but a technological companion that enhances your quality of life and confidence.

2. Beethoven Model
The Beethoven hearing aid puts the control of sound back at your fingertips. Designed for individuals with mild to moderately severe hearing loss, it combines discreet wearing with smart remote control functionality. The exclusive remote allows you to effortlessly adjust various settings according to your preferences. Powered by a robust AI dual-core algorithm, it precisely filters noise and suppresses howling in chaotic environments, ensuring clear and prominent speech. With the added convenience of one-touch call answering, a simple tap keeps you seamlessly connected. Combining powerful performance (maximum gain ≤40 dB) with user-centric technology, the Beethoven model becomes your reliable companion for diverse life scenarios, delivering a confident and autonomous listening experience.

3. Dolphin Model

The Dolphin model utilizes innovative bone conduction technology with an over-ear, non-occlusive design to safeguard hearing health. It eliminates risks of ear canal blockage and inflammation, offering a healthier listening solution for users with otitis media, microtia, or single-sided hearing loss. Equipped with Waterfall's AI smart chip, it actively separates ambient noise and focuses on human voices, ensuring clear and effortless listening even in chaotic environments. The intelligent speech enhancement technology automatically optimizes voice frequency ranges, keeping conversations and calls natural and smooth. With exceptional environmental adaptability, the device is ready to use right out of the box—no complicated adjustments needed—providing a consistently stable and clear auditory experience (average gain ≤35 dB, harmonic distortion <2%). The Dolphin model redefines hearing through intelligent technology, where clarity and well-being go hand in hand.

What is the warranty coverage and terms?

Waterfall offers a 1-year limited warranty on all hearing aids and charging cases (accessories are not included). This warranty covers defects in materials, workmanship, or product quality not caused by user damage.

The warranty begins on the date the devices are delivered. If a defect is found within this period, we will repair or replace the device free of charge. Please note: for orders beyond the trial period, shipping costs apply.

When does the 30-day trial period start?

The 30-day trial period, or right-to-return period, starts on the day the product is delivered.

What is the ear sound repair process during the warranty period?

Most repairs are due to wax, dirt or debris build-up and can be avoided with proper cleaning and maintenance.

If your hearing aids are found to be faulty during the warranty period, first refer to the User Manual for Troubleshooting and Cleaning suggestions.

If troubleshooting and cleaning do not resolve your issue, contact Customer Service at heywaterfall@gmail.com

If a product issue is identified from the inspection, a replacement set of hearing aids will be sent to you, at no additional repair cost. If no product issue is detected, you will be responsible for covering any repair expenses.