In this guide

Bluetooth in hearing aids is genuinely powerful — and genuinely different from “normal Bluetooth.” This page helps you:

  • Choose the right path (iPhone vs Android; pairing vs streaming vs TV).
  • Fix common problems fast (dropouts, one aid connecting, no audio).
  • Know when to escalate (manufacturer support, audiology team, or urgent safety concerns).

Safety first (not a Bluetooth problem)

If you have a sudden hearing change (hours to 3 days), severe vertigo (can’t walk safely), or new neurologic symptoms, prioritize urgent evaluation. Use the Emergency guide.

Quick fix finder (30 seconds)

Pick your device and your problem. You’ll get a short plan and the best section to jump to. For smartphone-only hearing features (captions, remote mic, alerts), use the Smartphone Hearing Guide.

Your quick plan

Choose options above to load a tailored plan.

Where are you in the journey?

Bluetooth decisions are different before you choose devices vs after you’re fitted. Use the right checklist so you don’t waste hours troubleshooting the wrong thing.

Before you buy / before fitting

  • Confirm phone compatibility (iPhone is usually straightforward; Android varies).1, 6
  • Ask about TV solutions (many setups still use a TV streamer/accessory).
  • Plan for daily life: calls, work meetings, car, TV, noisy restaurants.
  • Get the right app name and manufacturer support info (save it now). Use Manufacturer information.
Manufacturer support Care Navigator

After fitting / already wearing hearing aids

  • Pair correctly (iOS often uses Accessibility menus, not the usual Bluetooth list).1
  • Know the “universal reset”: restart phone Bluetooth + restart aids.
  • Use “forget & re-pair” when dropouts persist (it fixes a lot).
  • Escalate efficiently: if it’s clearly a device/app issue, call manufacturer support; if it’s fit/sound/comfort, call your audiology team.
Pairing steps Troubleshoot

Bluetooth basics (why this feels harder than it should)

Hearing aids are tiny computers with strict battery limits. They need wireless connections that can last all day while still powering amplification and signal processing. That’s why many hearing aids use specialized approaches rather than “plain old Bluetooth audio.”6, 7

Common connection “types” you’ll hear about

  • Made for iPhone (MFi): Apple’s approach for compatible hearing devices (pairing and controls live in Accessibility).1
  • ASHA (Audio Streaming for Hearing Aids): an Android-focused approach using Bluetooth Low Energy (support varies by Android device).6
  • Bluetooth Classic: works like typical Bluetooth audio, but can be more power-hungry; some aids use it for broader compatibility.
  • Bluetooth LE Audio / Hearing Access Profile (HAP): the newer Bluetooth standard designed for efficient audio, with features that may improve public and multi-device audio over time.7, 8, 9

Android reality check

Android support can vary by phone model, Android version, and manufacturer settings. If your pairing path looks different than this guide, use your phone’s Settings search bar and the manufacturer app. For brand-specific help and support numbers, use Manufacturer information.6

Pairing: step-by-step

Pairing is most successful when you control the basics: fresh batteries/charge, close distance (within 1–2 feet), and only one pairing attempt at a time. If you’ve tried repeatedly, it’s often faster to forget & re-pair than to keep tapping the same button.

iPhone / iPad pairing (MFi route)

Many Made for iPhone hearing devices pair through Settings → Accessibility rather than the normal Bluetooth list.1

  1. Restart your hearing aids (this usually puts them into pairing mode for a short window).
  2. On iPhone/iPad: Settings → Accessibility → Hearing Devices (or search “Hearing Devices”).1
  3. Select your device when it appears.
  4. If prompted, confirm pairing (often twice for two devices).
  5. Test with a short audio clip or phone call.
Use phone as mic (Live Listen) Brand support + app

Android pairing (ASHA / manufacturer app)

Start with your manufacturer app when possible — it tends to guide pairing more reliably across different Android models. ASHA support is documented at the Android platform level, but availability varies by device.6

  1. Install/open your manufacturer app (get the official app name from your clinician or manufacturer page).
  2. Restart hearing aids to enter pairing mode.
  3. On Android: open Settings and search for Hearing aids, Accessibility, or the manufacturer’s pairing instructions.
  4. Follow the on-screen steps and keep the phone close to the aids during pairing.
  5. Test: media audio + a short phone call.
Android Sound Amplifier Manufacturer support

Streaming TV (why it often needs an accessory)

Many TVs output audio using standard Bluetooth behaviors that don’t match how many hearing aids stream efficiently. That’s why manufacturers often provide a TV streamer (or similar accessory) that bridges your TV’s audio output to your hearing aids.

TV streaming checklist

  • Identify your TV’s audio output: optical, RCA, 3.5mm, HDMI ARC/eARC (varies by TV).
  • Confirm your hearing aid’s official TV accessory for your model.
  • Place the streamer where it can “see” both the TV and where you sit (distance matters).
  • If sound is delayed (lip-sync issues), check TV audio delay settings and accessory guidance.
Find your TV accessory Understanding your results

Troubleshooting table (fast fixes first)

Most Bluetooth issues come from a small set of repeat offenders: pairing state confusion, low battery, interference, or a “stale” connection. Start simple, then escalate cleanly.

Problem Fast fixes (in order) Escalate to
Can’t pair
Aids never appear
  1. Restart hearing aids (fresh pairing window).
  2. Toggle phone Bluetooth off/on.
  3. Move within 1–2 feet; reduce other Bluetooth devices nearby.
  4. On iPhone: use Accessibility → Hearing Devices.1
  5. On Android: use manufacturer app first; Settings search “Hearing aids.”6
  • Manufacturer support (app/pairing issues): Manufacturer information
  • Audiology team (if pairing fails across multiple phones)
Only one aid connects
Left or right missing
  1. Restart both aids (or put both in charger case for 10–15 seconds).
  2. “Forget” old pairings (phone settings) and re-pair from scratch.
  3. Pair prompts may appear twice — accept both.
  4. Check battery/charge on the “missing” side.
  • Manufacturer support (hardware/app pairing state)
  • Audiology team (if one aid is intermittently unresponsive)
Dropouts
Cuts in/out
  1. Restart Bluetooth (phone) + restart aids (universal reset).
  2. Update phone OS and manufacturer app.
  3. Reduce interference: Wi-Fi routers, crowded Bluetooth environments, body-blocking (phone in back pocket).
  4. Forget & re-pair if persistent.
  • Manufacturer support (known firmware issues; app updates)
  • Audiology team (fit / comfort / microphone issues mistaken for “dropouts”)
Connected, no audio
Controls work, but no streaming
  1. Confirm the audio route/output (phone call audio vs media audio can differ).
  2. Start a test: play a short video; then place a call.
  3. Restart aids, then phone.
  4. Forget & re-pair, then retest.
TV streaming fails
Accessory won’t connect
  1. Confirm the correct TV accessory for your model.
  2. Check TV audio output selection.
  3. Re-pair accessory to aids per manufacturer steps.
  4. Move streamer closer; reduce obstructions.
  • Manufacturer support (accessory setup)
  • Audiology team (if TV sound quality is poor even when connected)
App can’t find aids
Bluetooth seems “on”
  1. Grant app permissions (Bluetooth / Nearby devices / Location if required by Android version).
  2. Close app fully and reopen.
  3. Restart aids; keep phone close.
  4. Update app; reinstall if needed.
  • Manufacturer support (app-specific steps)
  • Manufacturer information: support contacts

Bring this to a visit (saves time)

  • Your phone model + OS version (example: “iPhone 14, iOS 17”).
  • Your hearing aid model + app name.
  • What fails: pairing, calls, media, TV, or dropouts (and when it happens).
  • What you already tried (especially “forget & re-pair”).

The future: LE Audio and Auracast

Bluetooth LE Audio is a newer Bluetooth standard designed for more efficient audio streaming and (potentially) better interoperability across devices over time.7 Auracast is a related feature that can enable “broadcast audio” — for example, a venue transmitting audio to many listeners at once (airports, theaters, tours).8

The catch: LE Audio / Auracast benefits depend on both your hearing aids and your phone supporting the relevant features. If you’re shopping or upgrading, ask specifically about LE Audio / HAP / Auracast readiness, and what it enables today vs “future-proof.”7, 8, 9

The bottom line

Bluetooth can make hearing aids dramatically more useful — but it’s normal to hit friction. Use the right pairing pathway (especially on iPhone), keep fixes simple first, and escalate efficiently: manufacturer support for app/device issues, and your audiology team for hearing/fit outcomes.

Frequently asked questions

Can I use my hearing aids with both iPhone and Android?

Often yes — but usually not “simultaneously.” Many people re-pair when switching phones. Some setups allow multi-device behavior, but it depends on the hearing aid model and the connection type. When in doubt, check your manufacturer’s instructions (support numbers and links are on Manufacturer information).

Why do my aids show connected, but audio still plays from the phone?

“Connected” can mean different things: control vs streaming. Some systems connect for control but require a separate audio route selection. Start a test call and check the call audio route, then test media audio. If it’s inconsistent, “forget & re-pair” is often the cleanest fix.

Is a TV streamer worth it?

For many people, yes. TV listening is one of the highest-impact wins — especially when you can set your own volume without blasting the room. The correct accessory is model-specific; use Manufacturer information to find the right one.

Should I troubleshoot Bluetooth… or schedule a hearing evaluation?

If your core issue is “I can’t connect,” start here. But if you’re relying on streaming/captions daily and still missing key information in quiet conversations, that’s a signal to plan a hearing evaluation or tune-up. The Care Navigator can help you choose the right next step.

References

References support the specific Bluetooth features and standards mentioned above. (Links open external sites unless noted.)

Reference list
  1. Apple Support. Use Made for iPhone hearing devices (pairing, controls, and settings). Apple User Guide
  2. Apple Support. Live Listen with Made for iPhone hearing devices (remote microphone concept). Apple Support
  3. Google Accessibility Help. Sound Amplifier (Android). Google Support
  4. Google Accessibility Help. Live Caption (Android). Google Support
  5. Google Accessibility Help. Sound Notifications (Android). Google Support
  6. Android Open Source Project (AOSP). ASHA (Audio Streaming for Hearing Aids) documentation. source.android.com
  7. Bluetooth SIG. Support for hearing assistance (Bluetooth® LE Audio and hearing aids / assistive listening). Bluetooth® Technology Website
  8. Bluetooth SIG. Auracast™ broadcast audio (overview; includes hearing access use cases). Bluetooth® Technology Website (Technical overview PDF: Version 2 (rev. 8 Jan 2024) )
  9. Android Developers. Bluetooth LE Audio APIs (developer reference). developer.android.com

UCSF EARS internal links used in this guide: Manufacturer information, Smartphone Hearing Guide, Care Navigator, Emergency guide.

Related resources

Tool

Smartphone Hearing Guide

Captions, remote mic options, alerts, and practical phone-based supports.
Guide

Smartphone Apps for Hearing Aids

Manufacturer apps, what they do, and how to use them without getting overwhelmed.
Support

Manufacturer Information

Find your brand’s official app, support contacts, and accessory info in one place.