Auracast hearing aids
Connect directly to the Auracast broadcast.
Direct Auracast
FREE LIVE WEBINAR · October 21 — BEYOND BYOD: HOW VENUES CAN HELP EVERY LISTENER ACCESS AURACAST · RESERVE YOUR SEAT →
FREE LIVE WEBINAR · October 21 — BEYOND BYOD: HOW VENUES CAN HELP EVERY LISTENER ACCESS AURACAST · RESERVE YOUR SEAT →
FREE LIVE WEBINAR · October 21 — BEYOND BYOD: HOW VENUES CAN HELP EVERY LISTENER ACCESS AURACAST · RESERVE YOUR SEAT →
FREE LIVE WEBINAR · October 21 — BEYOND BYOD: HOW VENUES CAN HELP EVERY LISTENER ACCESS AURACAST · RESERVE YOUR SEAT →
Plug-and-Play Multi-Room Audio
Harmony A0
Plug-and-play background music with no Wi-Fi or pairing. Five included speakers deliver wider coverage, with room to expand.
5 Included speakersOptical, 3.5 mm AUX, Bluetooth Audio inputsUp to 328 ft line-of-sight Wireless range
$299.99
$399.99
25% PRE-ORDER DISCOUNT
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Free Setup SupportVenue Specialist Included
- BACKGROUND MUSIC, NOT A PARTY SPEAKER – Enjoy clear, evenly distributed sound across multiple rooms without turning one speaker excessively loud. Ideal for homes, cafés, salons, clinics, waiting rooms and small commercial spaces. Not designed for bass-heavy parties or high-volume events.
- NO WI-FI, APP OR PAIRING – Connect your audio source to the transmitter, turn on the speakers and start listening. The five included speakers connect automatically without a Wi-Fi network, account setup or repeated Bluetooth pairing.
- WIDER COVERAGE WITH FIVE SPEAKERS – Place the five included speakers across separate rooms, floors or customer areas, then add compatible Harmony speakers or additional transmitters as your space grows.
- CENTRAL GROUP AND VOLUME CONTROL – Create speaker groups and adjust their volume from the central transmitter hub without walking to every speaker or relying on a Wi-Fi app.
- SPEAKERS AND PERSONAL HEARING TOGETHER – Share the same Auracast broadcast with compatible speakers, headphones, earbuds, receivers and hearing devices.
Harmony A0
$299.99
01 · Build your system
Complete the system
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Venue Deployment Best Practices PackPre-order now - estimated arrival September 30, 2026.
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02 · How it works
How it works with your devices
Product
Listener pathways
- Room speakersCompatible Harmony Auracast speakers
- Personal hearingCompatible Auracast headphones, earbuds, receivers and hearing devices
03 · Where it fits
Where it fits
🏠 Homes
Distribute comfortable background music across separate rooms without relying on a Wi-Fi audio system.
☕ Cafés & Salons
Keep background music clear and evenly distributed across customer areas.
🩺 Clinics & Waiting Rooms
Provide low-level background audio across reception and waiting areas.
🏢 Small Commercial Spaces
Extend audio to separate rooms, floors or service areas as the space grows.
04 · Product details
Product details
Key specifications
- System configuration
- 1 transmitter + 5 speakers
- Wireless connectivity
- Bluetooth 5.4 / Auracast
- Audio codec
- LC3
- Speaker synchronization latency
- Approx. 60ms
- Audio inputs
- Bluetooth, optical, 3.5mm AUX
- Transmitter-to-speaker range
- Up to 100m / 328ft line of sight
- Phone/PC-to-transmitter range
- Within 15m / 50ft
- Expandable speakers
- Up to 100 compatible Harmony Aura speakers
- Speaker power output
- 9W, THD ≤1%
- Speaker playtime
- Up to 10 hours
Simple setup
- 1Connect your audio sourceConnect the transmitter by Optical, 3.5 mm AUX or Bluetooth.
- 2Turn on the systemPower on the central transmitter and the five included speakers.
- 3Start listeningThe included speakers connect automatically without Wi-Fi, an app or repeated Bluetooth pairing.
In the box
- 5 x Harmony A0 speakers
- 1 x Oasis Aura transmitter
- 5 x 1m / 3ft speaker charging cables
- 1 x 1.5m / 5ft transmitter power cable
- 5 x 2A USB adapters for speakers
- 1 x optical audio cable (TOSLINK)
- 1 x 3.5mm AUX audio cable
- 1 x 1m USB-C to 3.5mm adapter cable
05 · Compare
Compare alternatives
| Feature | Current productHarmony A0 | Harmony A1 | Harmony A2 | Harmony 2 |
|---|---|---|---|---|
| Best for | Wider plug-and-play background music coverage | Expandable indoor Auracast coverage | Enhanced-sound multi-room audio | Low-latency multi-room audio |
| Included speakers | 5 x 9W Harmony A0 speakers | 3 x 20W speakers | 3 x 20W speakers | 3 x 15W speakers |
| Audio inputs | Bluetooth, optical, 3.5mm AUX | Bluetooth, optical, 3.5mm AUX | Bluetooth, optical, 3.5mm AUX | Bluetooth, optical, 3.5mm AUX |
| Wireless technology | Bluetooth LE Audio / Auracast | Bluetooth LE Audio / Auracast | Bluetooth LE Audio / Auracast | 2.4GHz wireless |
| Published range | Up to 100m / 328ft LOS | Up to 100m / 328ft LOS | Up to 100m / 328ft LOS | Up to 20m / 66ft |
| Typical latency | Approx. 60ms | Approx. 60ms | Approx. 60ms | Approx. 30ms |
| Speaker playtime | Up to 10 hours | Up to 8 hours | Up to 6 hours | Up to 6 hours |
06 · Common questions
Common questions
Does Harmony A0 require Wi-Fi or an app?
Can I add more speakers later?
What wireless range should I expect?
Can room speakers and personal hearing devices listen together?
Do I need to restart the speakers when the audio source stops?
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