Harmony A1

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

$249.99 $299.99
Save $50.00
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
Subtotal: $249.99

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  • Auracast Wireless Speaker System: Create an Auracast bluetooth speaker wireless system that syncs music across your space—ideal for house gatherings, parties, offices, and small indoor events.
  • Ultra-Long 100m Coverage: Enjoy reliable long-distance audio transmission that keeps every linked speaker in sync—perfect for larger homes, indoor rooms, offices, or party setups.
  • Expandable Auracast Setup: Add multiple Auracast-enabled speakers to widen sound coverage in a single area, keeping everything perfectly in sync for music, TV, or theater-style playback.
  • Bluetooth / OPT / AUX Input: Stream audio to the transmitter from your phone or laptop via Bluetooth, or connect TVs, mixers, or media players using Optical or 3.5mm AUX for flexible indoor setups.
  • Hassle-Free Pairing & Setup: Simply power on the speakers and they auto-pair with the transmitter—no apps or Wi-Fi required, just fast, stable pairing for your wireless system.
  • Enhanced Sound with 3 EQ Modes: Optimized acoustics plus Balance, Clear Voice, and Bass EQ modes deliver clear, rich, and room-filling audio tailored to your needs.

• 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 $249.99

Harmony A1

$299.99 $249.99

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
    • 2.4G link with selectable channels
    • Ultra-low latency (AUX/Optical only)
    • Yes (multi-zone / channel)
    • Up to 100 speakers, multi-zone capable
    • Harmony speakers only
    • Dedicated TX with AUX/Optical inputs
    • 20-30m indoors
    • Indoor venues, low latency, multi-zone needs
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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