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HearingGearGuide

Bluetooth LE Audio

Quick answer

The current generation Bluetooth audio standard, designed with hearing devices as a first class case rather than an afterthought. It is the basis on which the platform specific protocols are expected to converge. On iPhone: depends on the device generation. On Android: depends on the device generation.

What Bluetooth LE Audio is

The current generation Bluetooth audio standard, designed with hearing devices as a first class case rather than an afterthought. It is the basis on which the platform specific protocols are expected to converge.

Published figure From a named standards body, regulator or professional classification. Reproduced here, not derived by us.

iPhone: Depends on the device generation. Android: Depends on the device generation.

Bluetooth LE Audio by platform
PlatformSupportDetail
iPhoneDepends on the device generationIncreasingly supported on recent hardware, and the direction Apple is moving, but it depends on the device generation rather than on the operating system alone.
AndroidDepends on the device generationIncreasingly supported on recent hardware. As with iOS, it is a hardware capability rather than a software setting, so an older handset running a current Android version may still not have it.
This describes the protocol and the platform. Whether a particular hearing aid supports it is a specification published by its manufacturer for that model.

How it compares with the other routes

Published figure From a named standards body, regulator or professional classification. Reproduced here, not derived by us.

Six routes, with very different requirements and very different lifespans.

Every streaming route
RouteiPhoneAndroid
Made for iPhone (MFi)SupportedNot supported
ASHA, Audio Streaming for Hearing AidsNot supportedSupported
Bluetooth LE AudioDepends on the device generationDepends on the device generation
Auracast broadcast audioDepends on the device generationDepends on the device generation
Telecoil, the T settingNot applicable, it works without a phoneNot applicable, it works without a phone
Classic Bluetooth with an intermediate streamerSupportedSupported
A telecoil is marked as not applicable rather than unsupported, because it works without a phone at all, which is precisely why it outlives every other option here.

Common questions

What is Bluetooth LE Audio?
The current generation Bluetooth audio standard, designed with hearing devices as a first class case rather than an afterthought. It is the basis on which the platform specific protocols are expected to converge. Whether any particular hearing aid supports it is a manufacturer specification for that model rather than something that follows from the brand, since support changed substantially between device generations.
Which phones support Bluetooth LE Audio?
On iPhone: depends on the device generation. On Android: depends on the device generation. Where support is described as depending on the device generation, that is because the capability is hardware rather than software, so an older handset running a current operating system version may still lack it.
Do I need this specifically?
Only if you want audio from a phone delivered directly into your hearing aids. Plenty of people never stream at all and use their aids purely for amplification. If you do want it, the route available to you is decided by your hearing aids first and your phone second, in that order.
What is the fallback if this is unavailable?
An intermediate streamer, which receives ordinary Bluetooth from the phone and relays it to the hearing aids on a manufacturer specific short range link. It works with practically any phone and any reasonably recent hearing aid, at the cost of an extra device to carry and charge. It is the reliable answer for older devices.
Will this still work in five years?
The platform specific protocols are expected to converge on Bluetooth LE Audio over time, so anything tied to one platform is the more likely to be superseded. A telecoil is the outlier: it has worked for decades, is independent of any phone ecosystem, and will keep working with induction loops regardless of what happens to Bluetooth.

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Last updated 2026-09-17.