Harmony 2 · 2.4GHz Technology · Not compatible with Harmony A Series

Harmony 2

Harmony 2 sends Bluetooth, optical or AUX audio to three synchronized wireless speakers for indoor multi-room listening.

1 transmitter + 3 wireless speakers included systemUp to 20m / 65ft speaker rangeApprox. 30ms speaker sync latency

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  • Multi-Room Indoor Audio – Send the same program feed to multiple connected speakers across indoor rooms.
  • Ultra-Low Latency Under 30ms – Keep speech, music and TV audio aligned across the included speakers.
  • Simple Setup, No App Required – Connect by Bluetooth, optical or AUX and the speakers link automatically.
  • Expandable to 100 Speakers – Add compatible Harmony 2 speakers as coverage needs grow.
  • Independent Bluetooth Speaker Mode – Use each speaker separately with a compatible Bluetooth source.
  • Designed for Indoor Coverage – Best suited to homes, classrooms, offices, meeting rooms and small events.
Harmony 2 $279.99

You Don’t Need New Auracast Hearing Aids

VenuCast works with the hearing devices people already use.

  1. Venue Audio
  2. Auracast
  3. Choose how you listen
Modern Auracast hearing aid

Auracast hearing aids

Connect directly to the Auracast broadcast.

Direct Auracast

Traditional hearing aids with an AuraCoil receiver

T-Coil hearing aids

Use AuraCoil to hear through the hearing aid’s T-Coil.

AuraCoil

Traditional Bluetooth hearing aids Aura C receiver connected to a phone

Bluetooth hearing aids

Use Aura C as a bridge for compatible Bluetooth hearing aids.

Aura C

AuraClip Auracast receiver VenuCast wired on-ear headphones

No hearing aids

Use a receiver with headphones or earbuds.

Receiver + Headphones

Bottom line: One Auracast broadcast can serve many different listeners.

01 · Build your system

View all Add-ons & Accessories

02 · How it works

How it works with your devices

Audio sources

  • Bluetooth phone / tablet
  • Optical TV / digital output
  • 3.5mm AUX / line-level source
Find the right cable

Product

<tc>Harmony</tc> 2
Harmony 2

Listener pathways

  • Included Harmony 2 speakersThree included speakers play the same synchronized program audio.
  • Additional Harmony 2 speakersAdd compatible Harmony 2 speakers to expand synchronized indoor coverage.
  • Bluetooth, optical or AUX sourcesConnect a phone, TV, computer or line-level audio source to the transmitter.

03 · Where it fits

Where it fits

Home & Multi-Room Audio

Home & Multi-Room Audio

Share synchronized music, TV sound and spoken content across connected indoor rooms.

Classroom & Training

Classroom & Training

Distribute clear speech and program audio across learning spaces.

Meetings & Small Events

Meetings & Small Events

Keep presentations and background audio aligned across multiple speakers.

Office & Retail

Office & Retail

Provide consistent background audio across connected customer or work areas.

Best suited to indoor multi-room coverage. It is not intended for stadium-scale, very loud outdoor or direct USB microphone applications.

04 · Product details

Product details

Key specifications

Wireless connectivity
2.4GHz RF speaker sync + Bluetooth 5.4 source connection
Audio inputs
Bluetooth, optical, 3.5mm AUX
Speaker-to-transmitter range
Up to 20m / 65ft
Phone-to-transmitter range
Up to 3m / 10ft
Speaker synchronization latency
Approx. 30ms
Maximum expansion
Up to 100 Harmony 2 speakers
Speaker output
15W, THD <= 1%
Speaker playtime
Up to 6 hours
Charging time
Approx. 4 hours by USB-C

Simple setup

  1. 1Connect the audio sourceConnect a phone, TV, computer or line-level mixer output through Bluetooth, optical or 3.5mm AUX.
  2. 2Place and power the speakersPosition the included speakers indoors within the published range and power them on.
  3. 3Confirm synchronized playbackPlay audio, confirm all speakers are aligned and adjust source and speaker levels.

05 · Compare

Compare alternatives

FeatureCurrent productHarmony 2Quartet 2Audiplex MX
Best forMulti-room indoor audioChurches and classroomsManaged wired listening systems
Audio inputsBluetooth, optical, 3.5mm AUXBluetooth, optical, 3.5mm AUX3.5mm AUX / line-level audio
Typical latencyApprox. 30msApprox. 30msLow-latency 2.4GHz system
ExpansionUp to 100 speakersUp to 100 headphonesAdditional compatible receivers
Listening deviceWireless speakersWireless headphonesWired headphones or speakers

06 · Common questions

Common questions

What is Harmony 2 designed for?

Harmony 2 is designed for synchronized indoor multi-room audio in homes, classrooms, offices, meeting rooms and small events.

Which source devices can I use?

Compatible phones, TVs, tablets and computers can connect through Bluetooth, optical or 3.5mm AUX.

Can I add more speakers later?

Yes. Harmony 2 supports additional compatible Harmony 2 speakers, with published support for up to 100 speakers.

Does Harmony 2 require Wi-Fi or an app?

No. The system uses its transmitter and automatically links the included speakers without Wi-Fi or an app.

Can Harmony 2 be used outdoors?

It is best suited to indoor spaces. Its output and published range are not intended for large or very loud outdoor venues.

Can one speaker work by itself?

Yes. Each speaker can also operate independently as a Bluetooth speaker.

Designed for straightforward installation

Venue Audio Made Simple

No rewiring. No complicated setup. Connect Venucast to the audio system you already have.

Mixer / Soundboard / PA System
Auracast Transmitter
Auracast Hearing Aids / T-Coil Hearing Aids