Harmony A1

Multi-Room LE Audio Auracast Speaker System for Home & Events

$299.99
Harmony A1: Multi (3) Speakers with Audio Streamer Set | Avantree
Version: Harmony A1: Multi (3) Speakers with Audio Streamer Set
Harmony A1: Multi (3) Speakers with Audio Streamer Set
Harmony A1: Multi (3) Speakers with Audio Streamer Set
Harmony A1 Solo: Add-on Speaker
Harmony A1 Solo: Add-on Speaker
Oasis Aura: Add-on Transmitter Only
Oasis Aura: Add-on Transmitter Only
Subtotal: $299.99

Free Shipping and Returns

  • Auracast-Enabled Speaker System: Unlike 99% of speakers on the market, Harmony A1 features the latest Auracast Bluetooth technology, letting you share audio across multiple linkable speakers, headphones, and compatible hearing aids for whole-home wireless listening.
  • Connect to Public Auracast Broadcasts: Access public Auracast channels in airports, gyms, museums, and other indoor or outdoor venues—perfect for group listening, office use, events, or party environments.
  • Create Groups with Secure Passkeys: Build private multi-room or whole-house audio groups with customizable passkeys, allowing different rooms or users to enjoy separate stereo sound without interference.
  • 100m Long-Range Wireless Coverage: Enjoy stable long-range performance up to 100 meters for flexible indoor setups, outdoor gatherings, home theater TV sync, office audio, or portable music around your house.
  • Upgradeable for Future Enhancements: Firmware-upgradeable design keeps your wireless system future-ready, adding new features and improving performance as Auracast audio and multi-speaker pairing evolve.
  • Bluetooth / OPT / AUX Input: Stream music directly from your phone or laptop via Bluetooth, or connect TVs, mixers, and media players using Optical or 3.5mm AUX—ideal for house parties, home theater, office setups, or whole-home audio expansion.

• Harmony A1 speaker × 3
• Harmony A1 transmitter × 1
• 1M / 3FT Charging cable (for speaker) × 3
• 1.5M / 5FT Power cable (for transmitter) × 1
• 2A USB adapter (for speaker) × 1
• Optical audio cable (TOSLINK) × 1
• 3.5 mm AUX audio cable × 1

Setup & Support
Harmony A1

Harmony A1

$299.99

Harmony A1

$299.99

Comparison Table

Model
  • Core Technology
  • Latency
  • Multi-Channel
  • Expansion
  • Who Can Listen
  • Transmitter Options
  • Range
  • Best Fit
    • Bluetooth LE Audio / Auracast
    • Low latency, optimized for group listening
    • No (single program per broadcast)
    • Many Auracast receivers & hearing aids can join
    • Auracast hearing aids, earbuds, speakers
    • Any Auracast TX or even a smartphone
    • 30-50m coverage, depending on TX
    • Public spaces, shared audio, accessibility (hearing aids)
    • Bluetooth LE Audio / Auracast
    • Low latency, optimized for group listening
    • No (single program per broadcast)
    • Many Auracast receivers & hearing aids can join
    • Auracast hearing aids, earbuds, speakers
    • Any Auracast TX or even a smartphone
    • 30-50m coverage, depending on TX
    • Public spaces, shared audio, accessibility (hearing aids)
    • 2.4G wireless link
    • Ultra-low latency on AUX/Optical, higher delay on Bluetooth input
    • No
    • Up to 100 speakers (same program)
    • Harmony speakers only
    • Dedicated TX box
    • 10-20m typical indoors
    • Entry multi-speaker, basic home use
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Specifications

🔄 Set
Wireless Connectivity Bluetooth 5.4
Latency Approx. 60ms (speaker sync latency)
Audio Input Options Bluetooth, 3.5mm AUX, Optical
Recommended Range • Speaker to Transmitter: Up to 328 ft / 100 m
• Phone to Transmitter: Up to 50 ft / 15 m
Max Expandability Supports up to 100 speakers (Harmony Aura only)
📡 Transmitter
Bluetooth Version v5.4
Audio Codec LC3
Operating Range Up to 50 ft (15 m) from phone/PC
Dimensions 4.5 × 3 × 1.2 in (114 × 75 × 30 mm)
Weight 0.2 lbs (90 g)
🔊 Speaker
Bluetooth Version v5.4
Audio Codec LC3, APTX, AD, SBC
Bluetooth Profiles A2DP, AVRCP, HSP, HFP
Operating Range Up to 50 ft (15 m)
Microphone Built-in
Playtime Up to 8 hours
Charging Time Approx. 4 hours
Charging Port USB-C
Power Output 20W, THD ≤ 1%
Power Supply Rated 5V / 2A USB charger
Dimensions 9 × 3.5 × 3.3 in (230 × 90 × 85 mm)
Weight 2.1 lbs (971 g)

Q & A

Q: What devices can I use this with?
A: Most phones, TVs, tablets, and computers through Bluetooth, AUX, or Optical connection.

Q: Can I add more speakers later?
A: Yes. You can expand the system by adding more Harmony A1 speakers, up to 100 total.

Q: Can I use this outside?
A: It’s best for indoor use - like at home, in a classroom, or for small events. Outdoors, the sound may feel too soft.

Q: Do I need Wi-Fi or an app to connect?
A: No app or Wi-Fi needed. Just connect to your device and it auto-pairs. Super easy.

Q: Can I use one speaker by itself?
A: Yes. Each speaker also works alone as a regular Bluetooth speaker.

Setup & Troubleshooting