If you've been shopping for hearing aids lately, you've probably seen the word "Auracast" in product descriptions and wondered whether it actually matters. It does — and it's one of the more meaningful changes in hearing technology in recent years. Here's what you need to know.
How Auracast Actually Works
Auracast is a Bluetooth broadcasting standard that lets a single audio source send sound wirelessly to unlimited nearby devices at once. Think of it like a local radio station that only works inside the building you're in. A microphone, TV, or PA system broadcasts the signal — and your hearing aids pick it up directly.
That's a meaningful shift. Standard Bluetooth connects your hearing aids to your phone. It's a private, paired connection. It can't reach the airport's PA system or the microphone at your place of worship. Auracast changes that by making public audio streams receivable by any compatible device in range.
Traditional hearing loops have helped solve this problem for decades in certain venues, but they require special wiring built into walls and floors. Auracast doesn't. Any venue can set up a transmitter without major renovations, which makes widespread adoption far more realistic.
What This Looks Like Day to Day
The real-world difference is easier to grasp through examples.
You're at a movie theater. The film's audio is broadcasting as an Auracast stream. You open your hearing aid app, tap once, and the sound comes straight into your ears — perfectly synced, at the volume that works for you. No borrowing a headset from the front counter. No hoping the assistive listening device someone hands you is charged.
You're at a town hall or a church service. The speaker's microphone feeds into an Auracast transmitter. You tap in, and you hear every word without straining or guessing.
Airports, classrooms, sports arenas, waiting rooms — any of these can broadcast to every hearing aid user in the space at once. For people who have spent years struggling to follow conversations in public, that's not a small thing.
Auracast at Home Too
This technology isn't limited to public spaces. A TV with an Auracast transmitter — either built in or connected — can broadcast audio directly to your hearing aids. No extra accessories, no dongles, no workarounds.
If you live with someone and the TV volume has quietly become a source of tension, this matters. You each receive audio in your own ears, at your own preferred volume. One person isn't stuck watching at maximum to hear it, while the other reaches for earplugs.
Which Hearing Aids Support It
Not every hearing aid is Auracast-ready yet, and the term itself isn't always consistent across brands. Some devices can receive Auracast broadcasts right now. Others are marketed as "Auracast-ready" but are waiting on a firmware update to activate the feature. Worth asking about before you buy.
At Fidelity Hearing Center, we carry several brands leading on this. ReSound Vivia is one of the first hearing aids with Auracast fully activated out of the box — no waiting for a software update. The Signia IX, Starkey Edge AI, Widex Allure, and Phonak Infinio are also Auracast-ready, with compatibility either available now or rolling out through updates. When you're evaluating any device, ask specifically: is Auracast live now, or coming later?
Why the Timing Is Worth Paying Attention To
Auracast is still making its way into venues and devices, but the rollout is moving faster than most people realize. Major brands are already on board, and as more public spaces add transmitters, the everyday value compounds quickly.
If you're already wearing hearing aids and wondering whether yours support it, that's a fair question to bring to your audiologist. If you're due for new devices and haven't factored Auracast into the decision, it's worth doing before you commit.
Talk to Someone Who Knows the Details
Technology like this is only useful if it actually fits your life — your listening environments, your daily routines, the situations where you've always struggled most.
At Fidelity Hearing Center in Cerritos, Dr. David DeKriek has been helping patients across Los Angeles County find hearing technology that works for their real lives for over 25 years. We carry the latest Auracast-compatible models and take time to match each patient with what will genuinely serve them — not just what's new.
Call us at (562) 926-6066 to schedule an appointment. Better hearing in more of the places that matter to you is more within reach than it used to be.
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