Want to share clear, high-quality audio with a group — without spending thousands?
Whether you're organizing a worship service, running a seminar, or managing a classroom, Avantree offers affordable, next-to-none latency group listening systems that deliver top-tier wireless performance, stable connectivity, and flexibility across all your needs.

Meet the Listening Families: Harmony, Audiplex, and Quartet

Harmony Family – Portable Wireless Speakers

Ideal for small groups or table setups, Harmony is your go-to solution when you want to broadcast audio to multiple people wirelessly, using compact portable speakers.

• Built-in speaker, no headphones needed

• Works great for round-table discussions or group meditation

• Plug-and-play simplicity

• Compatible with Bluetooth phones, mixers, TVs, and wireless mics

• Ultra-low latency for real-time listening

Audiplex Family – Clip-On Receivers with Wired Earbuds

Perfect for churches, guided tours, or language translation. Audiplex systems include a single transmitter and multiple clip-on receivers that connect with disposable wired earbuds, ensuring hygienic, scalable, and customizable listening.

• Independent volume control on each receiver

• Lightweight and wearable — no bulky headphones

• Disposable or personal wired earbuds supported

• Ideal for assistive listening, interpretation, or public audio delivery

• Next-to-none latency with strong 2.4G signal

Quartet Family – Over-Ear Wireless Headphones

For large halls and immersive experiences, Quartet offers a premium listening solution with over-ear wireless headphones and professional-grade transmitters.

• Excellent sound isolation

• Comfortable, adjustable headphones

• Plug in your TV, mixer, or wireless microphone as the audio source

• Designed for seminars, senior centers, live performances

• Up to 100 users simultaneously

• Stable connection and crystal-clear sound, even at a distance

One System, Many Sources

All Avantree group listening systems work with your existing audio setup. You can connect:

• TVs

• Bluetooth phones or tablets

• Audio mixers

• Wireless microphones

Whether you’re broadcasting from a sermon mic, a classroom laptop, or a TV show for seniors, our systems adapt easily to your needs.

Ultra-Low Latency. Pro-Grade Stability.

All three systems use our latest wireless audio tech to ensure next-to-none latency, synchronized playback, and no dropout — even across multiple users.

No awkward delays. No echoes. Just seamless, shared sound.

Mix & Match Compatibility

The best part? Harmony, Audiplex, and Quartet systems are cross-compatible.
Start with one family and scale up later — you can reuse receivers, expand to more users, or switch between use cases without replacing everything.

Perfect For...

• Churches: Assistive listening, language interpretation

• Classrooms: Group audio with teacher-led control

• Events: Wireless seminar listening

• Care homes: Shared TV or music listening

• Tours & Studios: Real-time wireless instructions

Why Avantree?

• Over 20 years in wireless audio engineering

• Trusted by thousands of churches, schools, and communities

• Affordable pricing with premium audio quality

• Responsive support and scalable systems

Ready to Share Sound the Smart Way?

Explore the Harmony, Audiplex, and Quartet series — and find the best-fit wireless group audio system for your venue, class, or congregation.

Top-end sound. Budget-friendly. Built to grow with you.

[Shop the Full Family →]