Name: Avantree Harmony A3 – Auracast Wireless Transmitter & Receiver Set for Powered Speakers, Turn Multiple Individual Speakers into One Unified Audio System, 328ft Range for Home, Multi-Room & Events
Brand: Avantree
SKU: 661714032379953152-40968109
Price: 55.99 USD
Availability: InStock

Avantree Harmony A3 – Auracast Wireless Transmitter & Receiver Set for Powered Speakers, Turn Multiple Individual Speakers into One Unified Audio System, 328ft Range for Home, Multi-Room & Events

$55.99

Avantree Harmony A3 – Auracast Wireless Transmitter & Receiver Set for Powered Speakers, Turn Multiple Individual Speakers into One Unified Audio System, 328ft Range for Home, Multi-Room & Events

$55.99

【Sync Multiple Powered Speakers】Connect your AV receiver. Bluetooth speaker. soundbar. or other powered (active) speakers to individual receivers and stream one audio source to all speakers in sync – no repeated pairing required.
【Perfect for Home Parties & Shared Spaces】Play the same music across your living room. kitchen. patio. garage. or backyard. Ideal for parties. BBQs. game nights. and small to medium homes or venues.
【Works with TV. Phone. Laptop & More】Connect via Optical (OPT). 3.5mm AUX. or Bluetooth. Compatible with TVs. smartphones. tablets. laptops. PCs. and more. Broadcast from almost any device to multiple speakers.
【Expandable System – Not for Passive Speakers】Each receiver connects to a powered speaker via 3.5mm AUX or RCA. Add more receivers anytime to expand your system. NOT compatible with passive speakers.
【Long Range for Small to Medium Spaces】Up to 328ft (100m) in open space. Stable coverage across rooms. patios. and event areas.

Can I use Harmony A3 with my existing speakers?

Yes. Harmony A3 works with powered speakers using AUX or RCA input. Just plug in the receiver to upgrade your current speakers to an Auracast system.

Will this work in a large space like a church or hall?

Yes. Harmony A3 covers up to 100m / 328ft and is designed for large venues such as churches. classrooms. gyms. and halls with up to 500 seats.

Can I add more speakers later if I need to expand?

Yes. The system includes 3 receivers and supports unlimited expansion. Add more receivers anytime to cover more rooms or speakers.

Can I connect my TV. mixer. or laptop to this system?

Yes. Harmony A3 supports Bluetooth. Optical. and 3.5mm AUX input. making it compatible with TVs. mixers. laptops. and media players.

Will other people interfere with or access my broadcast?

No. Harmony A3 supports password-protected broadcasting and custom naming to keep your audio secure and prevent unwanted connections.

Wireless ConnectivityBluetooth 5.4 (Auracast)Audio LatencyAuracast LC3: approx. 50–70 msBluetooth ProfilesClassic Bluetooth Audio (A2DP. AVRCP) + Auracast Broadcast & Receiver (PBP. TMAP)Audio Input OptionsOptical (TOSLINK). 3.5 mm AUX. BluetoothRecommended RangeTransmitter to Receivers: up to 328 ft / 100 m; Phone / PC to Transmitter: up to 33 ft / 10 mPackage Configuration1 × Transmitter + 3 × ReceiversBluetooth Versionv5.4Bluetooth ProfilesClassic Bluetooth (A2DP. AVRCP) + Auracast Broadcast (PBP. TMAP)Audio CodecAuracast LC3Audio InputOptical (TOSLINK). 3.5 mm AUX. BluetoothOperating RangeUp to 328 ft / 100 m to receivers; Up to 33 ft / 10 m from phone / PCPower InputDC 5V / 1AFirmware UpgradeYes (DFU support)Dimensions4.5 × 3 × 1.2 in (114 × 75 × 30 mm)Weight0.2 lbs (90 g)Bluetooth Versionv5.4Operating Frequency2.402 – 2.483 GHzBluetooth ProfilesClassic Audio (A2DP. AVRCP) + Auracast Receiver (TMAP. Broadcast Scan)Supported Audio CodecsClassic: aptX-Adaptive. aptX-HD. aptX. SBC; Auracast: LC3Operating Range≤ 328 ft / 100 mBattery TypeLithium-ion polymerAverage Battery LifeUp to 20 hoursCharging TimeApprox. 1.5 hoursCharging PortUSB-CPower Supply5V / 500mA–2A USB chargerDimensions / Weight49 mm diameter × 16.3 mm / 22.5 g

Can I use Harmony A3 with my existing speakers?

Will this work in a large space like a church or hall?

Can I add more speakers later if I need to expand?

Can I connect my TV. mixer. or laptop to this system?

Will other people interfere with or access my broadcast?