New
AI Technology
  • New
    AI Technology
    Phonak Audeo EON Sphere hearing aid in Sienna Red
  • New
    AI Technology
    Phonak Audeo EON Sphere hearing aid showing the dedicated HYPERSONIC AI chip
  • New
    AI Technology
    Woman wearing a Phonak Audeo EON hearing aid smiling in conversation outdoors
  • New
    AI Technology
    Phonak Premium ChargerGo portable charging case with Audeo EON Sphere hearing aids inside
  • New
    AI Technology
    Phonak Audeo EON hearing aids connecting wirelessly to a smartphone, laptop, and television
  • New
    AI Technology
    Phonak Audeo EON Sphere hearing aid held in a hand showing its compact size
1 6

Phonak

Phonak Audeo EON Sphere E50 Hearing Aids

Phonak Audeo EON Sphere E50 Hearing Aids

$1,449.00 / Each
Sale
$1,449.00 / Each
Sold out

Fire Sale — Clearance Notice

A pair of ReSound Vivia 9 in Sand — Premium Charger included

Discount applied automatically at checkout — no code needed.

Shop the Fire Sale

Offer applies to the ReSound Vivia 9 pair in Sand with the Premium Charger, while supplies last. The $1500 discount is off our standard listed pair price. Excludes single devices, other colors and charger options, prior purchases, accessories, and service protection plans. Cannot be combined with other offers.

  • Financing as Low as 0% (Learn More)
  • 60-Day 100% Money-Back Guarantee
  • FREE Programming and Setup
  • FREE Lifetime Adjustments and Support
  • FREE Shipping in the Contiguous U.S.
  • 2-Year Supply of Domes and Wax Filters
  • 3 Year Manufacturer Warranty and Loss & Damage Insurance
  • Charger Included
Color
Side
Excellent
5.0 on and

The starting level for EON Sphere

Phonak Audéo EON Sphere E50: dedicated AI for everyday listening

Audéo EON Sphere E50 brings Phonak's dedicated HYPERSONIC AI chip to the standard technology level. It is designed for mixed daily routines with occasional difficult noise, giving you access to Spheric Speech Clarity 3.0 through an additional loud-noise program. The rechargeable RIC design also supports direct audio from compatible phones and offers 16 channels for professional fine-tuning.

Phonak Audeo EON Sphere E50 receiver-in-canal hearing aid in Velvet Black
Technology
Standard E50 level
Style
Receiver-in-canal (RIC)
Power
Rechargeable, up to 38 hours
Bluetooth
iPhone and compatible Android

Buying guidance

Does the Sphere E50 match the way you spend your time?

E50 is the entry point to the EON Sphere family. It makes the most sense when most conversations happen in familiar or moderately busy places, with occasional situations where you are willing to select dedicated Sphere processing.

A strong fit if you

  • Spend most days in one-to-one conversation, errands, driving, and smaller social settings
  • Want access to the HYPERSONIC chip for occasional loud, difficult environments
  • Are comfortable using an added program when you want Spheric Speech in Loud Noise
  • Prefer rechargeable hearing aids with compatible iPhone and Android streaming

Compare another level if you

  • Regularly move through restaurants, meetings, and groups and want Sphere support to engage automatically — compare E70
  • Want the broadest premium Sphere features, including Speech Enhancer — compare E90
  • Need CROS for single-sided hearing or want an E30 option — look at the Audéo EON R family

Browse Phonak hearing aids or ask our hearing professionals to match the technology to your audiogram and routine.

HYPERSONIC AI chip

Dedicated Sphere processing when you choose the loud-noise program

E50 contains the same type of dedicated HYPERSONIC AI chip used across the EON Sphere family. That chip runs Spheric Speech Clarity 3.0 to separate speech from surrounding noise in demanding listening scenes.

The difference is how you access it. On E50, Spheric Speech in Loud Noise is an additional program rather than part of the automatic AutoSense OS AI 8.0 mix. Your provider can prepare the program during fitting, and you select it when a restaurant, party, or group setting calls for extra help.

Phonak Audeo EON Sphere showing its dedicated HYPERSONIC AI processing
E50 gives you Sphere's dedicated processing path with a selectable loud-noise program.
Spheric Speech Clarity 3.0
Dedicated AI processing is available across all three Sphere levels, including E50.
Selectable loud-noise program
E50 keeps Spheric Speech in Loud Noise outside the automatic mix, so you choose when to use it.
16 fitting channels
Your provider can shape the response across 16 frequency-adjustment channels based on your hearing test.

A preview of Sphere processing

Hear why a separate loud-noise program can matter

Play the two versions of the same crowded scene and switch between them at any point. The exercise demonstrates the goal of AI noise processing; it does not reproduce your hearing loss or a professionally programmed E50 fitting.

The Phonak demonstration track before AI noise processing is applied.
The matching Phonak demonstration track with AI noise processing applied.
AI Off

Listening cue

Notice what competes with the speaker

Without the processing example, nearby voices and general room sound remain closely mixed with the conversation you want.

Target conversation
Blends with other voices
Surrounding sound
Stays forward
Keep the demo in perspective: it is a simulation of the intended processing effect. Personal results vary with hearing loss, fitting, listening position, and environment.

An everyday-use example

Where E50 fits into a mostly familiar routine

Person wearing a Phonak Audeo EON hearing aid during conversation
E50 covers everyday listening and keeps dedicated Sphere processing ready for the occasional difficult scene.
  1. 8:00 AM

    Start with conversation at home

    AutoSense OS AI 8.0 manages the everyday sound scene while the professionally fitted response supports speech at the breakfast table.

  2. 10:30 AM

    Stream a call while running errands

    A compatible phone can send call audio directly to the hearing aids. Hands-free operation depends on the specific phone and software.

  3. 2:00 PM

    Ride in the car with automatic support

    Speech in Car and Comfort in Noise are available in the automatic mix at E50, helping the hearing aids adapt to common moving and background-noise situations.

  4. 6:30 PM

    Select extra help for a crowded dinner

    When the environment becomes unusually loud, switch to the additional Spheric Speech in Loud Noise program prepared by your provider.

  5. 10:00 PM

    Return them to the charger

    A full recharge takes 2.5 hours, readying the hearing aids for the next day without disposable batteries.

Battery and charging

A rechargeable routine with room for streaming

Audéo EON Sphere is rated for 29 hours of expected operation after a full charge, and Phonak lists a maximum of up to 38 hours. Actual runtime varies with streaming, selected programs, sound environments, battery condition, and fitting choices.

The battery reaches a full charge in 2.5 hours, about 90% in two hours, and about 55% in one hour. Premium ChargerGo is included and stores enough internal power for up to three complete hearing-aid recharges, which can be useful during weekends and travel.

Phonak Premium ChargerGo with Audeo EON Sphere hearing aids
Place the E50 in Premium ChargerGo overnight or use the case's stored power while away.

The EON Sphere also works with Phonak's plug-in Charger RIC E, an optional choice for a fixed charging spot at home.

Phonak Audeo EON hearing aids connected with a phone, computer, and television
Connect E50 to supported phones, computers, televisions, and Auracast sources.

Wireless listening

Stream daily audio and keep the added program easy to reach

E50 combines Bluetooth Classic Audio with Bluetooth LE Audio and Auracast support. Compatible devices can send calls and entertainment directly to the hearing aids, while the myPhonak app offers a discreet way to reach supported controls and programs.

Everyday phone audio

Listen to calls, music, navigation, podcasts, and video sound from compatible iPhone and Android devices.

Program access in myPhonak

Use supported app controls to adjust volume and move between prepared programs, including the added loud-noise option.

LE Audio and Auracast

Receive compatible next-generation personal audio and public broadcasts when the source device supports them.

TV Connector option

Send television audio directly to both hearing aids without changing the volume for everyone else in the room.

Roger support

Pair a compatible Roger microphone when a speaker is far away or the room is especially challenging.

Simple accessory choices

PartnerMic supports one distant talker, while RemoteControl handles basic hearing-aid adjustments without a phone.

Check your device: Compatibility varies by phone and source. Verify the exact requirements for hands-free calls, streaming, Bluetooth LE Audio, and Auracast if one of those functions is central to your decision.

Technology levels

E50 is the standard entry into dedicated Sphere AI

Sphere begins at E50. This level preserves the dedicated HYPERSONIC chip but asks you to select its loud-noise program when needed. Move to E70 when frequent busy places make automatic Sphere support and additional directional features worthwhile; choose E90 for the fullest premium set.

The EON platform underneath every level

  • AutoSense OS AI 8.0 adapts to changing sound scenes.
  • Rechargeable power with 29 hours expected and up to 38 hours maximum runtime.
  • Bluetooth and Auracast support compatible phones, devices, and broadcasts.
  • WindBlock 2.0 manages distracting wind noise.
  • myPhonak and Roger add app control and compatible microphone options.
  • IP68 protection supports everyday resistance to water and dust.
Dedicated AI for loud noise

Choose Audéo EON Sphere when noisy conversation is the priority

Sphere adds the dedicated HYPERSONIC AI chip and Spheric Speech Clarity 3.0 across its E50, E70, and E90 levels.

  • Purpose-built processing for speech in loud noise
  • Spheric Speech Clarity 3.0 at every Sphere level
  • E70 and E90 engage Spheric Speech in Loud Noise automatically
Broader choice and CROS support

Choose Audéo EON R for versatile everyday listening

EON R gives you the full four-level range, including the Essential E30 starting point. It also supports CROS E-R; EON Sphere is not CROS-compatible.

  • E30, E50, E70, and E90 technology levels
  • Core EON processing with AutoSense OS AI 8.0
  • The EON choice when a CROS setup is required

Compare E50 with the automatic Sphere levels

Use the cards for a practical decision, then open the matrix for the exact manufacturer-listed differences. The table separates shared EON foundations from features that genuinely change by level.

E90Premium

You’re viewing this model Audéo EON Sphere

E90 Premium

Best fit when: the hardest listening situations are a regular part of life and you want Sphere’s fullest automatic support.

  • Spheric Speech in Loud Noise engages automatically
  • Speech Enhancer and SpeechSensor included
  • StereoZoom 2.0, Dynamic Noise Cancellation, and 20 fine-tuning channels
Explore Sphere E90
You’re viewing this model Audéo EON R

E90 Premium

Best fit when: frequent meetings, groups, restaurants, and changing environments call for the broadest EON R support.

  • Speech in Loud Noise engages automatically
  • Speech Enhancer and SpeechSensor included
  • StereoZoom 2.0, Dynamic Noise Cancellation, and 20 fine-tuning channels
Explore EON R E90

E70Advanced

You’re viewing this model Audéo EON Sphere

E70 Advanced

Best fit when: restaurants, group conversation, and other loud settings are frequent and automatic Sphere support matters.

  • Spheric Speech in Loud Noise engages automatically
  • SpeechSensor, StereoZoom 2.0, and Dynamic Noise Cancellation included
  • 20 fine-tuning channels
Explore Sphere E70
You’re viewing this model Audéo EON R

E70 Advanced

Best fit when: busy places and varied listening days are regular, but you do not need every E90 refinement.

  • Music, Speech in Car, and Comfort in Noise can engage automatically
  • Speech in Loud Noise is available as an additional program
  • StereoZoom 2.0, Dynamic Noise Cancellation, and 20 fine-tuning channels
Explore EON R E70

E50Standard

You’re viewing this model Audéo EON Sphere

E50 Standard

Best fit when: you want Sphere’s dedicated loud-noise processing for occasional difficult situations and are comfortable selecting its additional program.

  • Spheric Speech Clarity 3.0 included
  • Spheric Speech in Loud Noise is an additional program rather than automatic
  • Automatic Speech in Car and Comfort in Noise, plus 16 fine-tuning channels
View this product
You’re viewing this model Audéo EON R

E50 Standard

Best fit when: most days mix one-to-one conversation, errands, driving, and occasional background noise.

  • Speech in Car and Comfort in Noise can engage automatically
  • Motion Sensor Hearing included
  • 16 fine-tuning channels
Explore EON R E50

E30Essential

Audéo EON Sphere

Sphere starts at E50

There is no E30 Sphere model. Choose EON R E30 for the Essential tier, or move to Sphere E50 for the HYPERSONIC chip and Spheric Speech Clarity 3.0.

You’re viewing this model Audéo EON R

E30 Essential

Best fit when: listening is mainly quieter, familiar, and one-to-one, with fewer demanding group environments.

  • Automatic Speech in Noise and Calm Situation programs
  • Automatic media speech and music programs
  • 12 fine-tuning channels
Explore EON R E30
See the exact technology differences

This proof layer shows only the programs and features that change across the seven models. “Additional program” means the feature is available separately rather than included in the automatic AutoSense OS AI mix. Select any information icon for a plain-language explanation.

Quick key Included or compatible Not included Not compatible
Scroll vertically or horizontally within the comparison. Column headings stay pinned at the top and feature names at the left.
Manufacturer-verified technology differences across Audéo EON R E90, E70, E50, E30 and Audéo EON Sphere E90, E70, E50.
Technology difference E90 Premium E70 Advanced E50 Standard E30 Essential
Sphere E90 EON R E90 Sphere E70 EON R E70 Sphere E50
Current 		EON R E50 EON R E30
Spheric Speech Clarity 3.0
Spheric Speech Clarity 3.0Sphere-specific processing that separates speech from surrounding noise to help make voices clearer from any direction in demanding group conversations.
 Included Not included Included Not included Included Not included Not included
Loud-noise program behavior
Loud-noise program behaviorShows whether the model can select its loud-noise program automatically, offers it as an additional program, or does not provide it.
 Automatic + additional Automatic + additional Automatic + additional Additional program Additional program Not included Not included
Speech Enhancer
Speech EnhancerMakes soft speech or speech from a distance easier to understand in quiet settings.
 Included Included Not included Not included Not included Not included Not included
SpeechSensor
SpeechSensorImproves access to speech coming from the side or behind in noisy settings.
 Included Included Included Not included Not included Not included Not included
StereoZoom 2.0
StereoZoom 2.0Seamlessly narrows the listening focus toward speech in front of you in challenging environments.
 Included Included Included Included Not included Not included Not included
Dynamic Noise Cancellation
Dynamic Noise CancellationReduces background noise arriving from the side and behind while the hearing aids focus forward.
 Included Included Included Included Not included Not included Not included
Music in AutoSense OS AI
Music in AutoSense OS AIA listening program tuned for music. Automatic means AutoSense can recognize and select it; additional only means it must be added or selected separately.
 Automatic Automatic Automatic Automatic Additional only Additional only Additional only
Speech in Car in AutoSense OS AI
Speech in CarAn AutoSense sound environment designed for conversation while riding in a vehicle, where road and cabin noise are present.
 Automatic Automatic Automatic Automatic Automatic Automatic Not included
Comfort in Noise in AutoSense OS AI
Comfort in NoiseAn AutoSense sound environment that emphasizes listening comfort in noise when following speech is not the main goal.
 Automatic Automatic Automatic Automatic Automatic Automatic Additional only
Speech in 360°
Speech in 360°A selectable speech-in-noise program designed to help when the voice you want to hear is beside or behind you instead of directly ahead.
 Additional program Additional program Additional program Additional program Not included Not included Not included
Motion Sensor Hearing
Motion Sensor HearingAutomatically adjusts the hearing aids while you are walking in noisy surroundings.
 Included Included Included Included Included Included Not included
Fine-tuning channels
Fine-tuning channelsFrequency-adjustment channels available during professional fitting. More channels allow finer programming; they are not a direct sound-quality score.
 20 20 20 20 16 16 12
CROS E-R compatibility
CROS E-R compatibilityCROS E-R picks up sound on the poorer-hearing side and routes it to the hearing aid on the other ear. Audéo EON R is compatible; Audéo EON Sphere is not.
 Not compatible Compatible Not compatible Compatible Not compatible Compatible Compatible

Fine-tuning channel counts help describe fitting flexibility; they are not a direct score for sound quality. Program availability is based on Phonak’s official Audéo EON performance-level matrix.

Fit, size, and protection

Compact behind the ear, flexible at the receiver

EON Sphere E50 uses a rechargeable receiver-in-canal body that is 28.7 mm tall and weighs 2.4 grams. The slim wire leads to a receiver in the ear, and five available receiver strengths help the same housing address fitting ranges from mild to profound hearing loss.

The enclosure carries an IP68 rating based on one hour in one meter of fresh water and eight hours in a dust chamber. Think of that as everyday protection from moisture and debris, not permission to wear the devices in the shower or pool.

Compact Phonak Audeo EON Sphere hearing aid held in a hand
A small RIC housing keeps the main device behind the ear while the receiver sits in the ear canal.

Eight finishes range from discreet neutrals to Sienna Red

Sand Beige
Sandalwood
Chestnut
Champagne
Silver Gray
Graphite Gray
Velvet Black
Sienna Red

Screen colors are approximate; final appearance changes with lighting and display settings.

Wholesale Hearing Direct care

Professional setup makes the standard level personal

E50 is programmed from your current hearing test by Wholesale Hearing Direct's licensed providers before delivery. After you try the everyday and loud-noise programs in real life, the team can make supported remote adjustments from your feedback.

Programmed to your hearing testYour devices are prepared by licensed providers before shipment.
Remote follow-up adjustmentsShare what you hear in daily life so supported changes can be made without an office visit.
60-day money-back guaranteeEvaluate the hearing aids in your own routine and return them within 60 days of delivery if they are not the right fit.
Secure home deliveryYour professionally programmed order is packaged for direct shipment to your door.

Talk with a hearing professional to decide whether selectable E50 support or automatic E70 support better matches your week, and to confirm device compatibility.

Questions shoppers ask

Phonak Audéo EON Sphere E50 answers

Does EON Sphere E50 include the HYPERSONIC AI chip?

Yes. E50 includes the dedicated HYPERSONIC AI chip and Spheric Speech Clarity 3.0. At this level, Spheric Speech in Loud Noise is provided as an additional program rather than part of the automatic AutoSense OS AI mix.

How do I use the loud-noise feature on E50?

Your hearing provider can add and prepare Spheric Speech in Loud Noise during fitting. When you enter a difficult restaurant, party, or group setting, you select that additional program rather than waiting for it to engage automatically.

What does E70 add over E50?

E70 can engage Spheric Speech in Loud Noise automatically and adds SpeechSensor, StereoZoom 2.0, and Dynamic Noise Cancellation. It also provides 20 fine-tuning channels instead of E50's 16.

Is E50 only for quiet places?

No. It includes automatic Speech in Car and Comfort in Noise, plus access to dedicated Sphere processing through an additional program. E50 is best framed for mixed everyday listening with occasional difficult noise; frequent complex environments may justify E70 or E90.

How long can E50 run between charges?

Phonak lists 29 hours of expected operation and up to 38 hours maximum. Streaming, program use, environment, fitting, battery age, and battery condition affect actual runtime. Charging from empty takes 2.5 hours.

Will E50 connect to my smartphone?

It supports direct audio from compatible iPhone and Android devices, plus Bluetooth LE Audio and Auracast where the phone or transmitter supports them. Hands-free calling also depends on the specific device.

Is the EON Sphere E50 waterproof?

No. Its IP68 rating reflects controlled testing against fresh water and dust. It is designed for rain, sweat, and routine exposure, but it should be removed before swimming or showering.

Which charging case comes with E50?

Premium ChargerGo is included. Its internal battery is rated for up to three full hearing-aid recharges away from an outlet. Phonak's plug-in Charger RIC E is also compatible.

View full details