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Avantree
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3,9 out of 5 ★★★★★ ★★★★★
125 reviews
5 ★
4 ★
3 ★
2 ★
1 ★
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Harmony 2 – Multi-Room Wireless Speaker System with Bluetooth & Wired Inputs, Easy Setup, Expandable, 30ms Low-Latency Sync for Whole-Home, Meeting Rooms & Small Indoor Events

  • Multiroom sans fil pour diffusion dans plusieurs pièces
  • Bluetooth et entrées filaires — flexibilité de connexion
  • Installation facile : configuration rapide
  • Extensible : ajoutez des enceintes pour couvrir toute la maison
  • Faible latence 30 ms pour synchronisation audio/vidéo
  • 【For Multi-room Indoor Audio】Designed for homes, classrooms, offices, and meeting rooms needing the same audio across multiple speakers. Ideal for background music, TV sound, and spoken content with consistent room-to-room coverage.
  • 【Ultra Low Latency Under 30ms】Delivers synchronized playback with under-30 ms latency, keeping audio aligned across all speakers. Speech and video sound natural with no noticeable delay or echo during shared listening.
  • 【Simple Setup, No App Required】Connect the transmitter to your TV, phone, or laptop via optical, AUX, or Bluetooth. Power on and speakers auto-connect with no app installation or complex setup steps.
  • 【Not For Large Outdoor Venues】Not designed for large outdoor spaces or very loud environments due to limited maximum volume. Best suited for indoor use where clear, synchronized audio coverage is required.
  • 【Limited Microphone Input Type】Not compatible with USB mics, direct XLR mics, or 3.5mm TRRS headset mics. Requires line-level output (3.5mm TRS or RCA) from a powered mic, wireless receiver, or mixer.
Brand Avantree
Speaker Maximum Output Power 15 Watts
Frequency Response 20 KHz
Connectivity Technology Wireless
Audio Output Mode Stereo
Mounting Type Lanyard on the speaker
Enclosure Material Plastic
Speaker Type Multi Room
Additional Features 1. Wireless Speaker System; 2. Pair Audio Source via Bluetooth
Antenna Location Indoor & Outdoor
Controller Type Button
Color Black
Battery Average Life 6 Hours
Is Waterproof False
Warranty Type Limited
Control Method Touch
Speaker Size 21 Centimeters
Water Resistance Level Water Resistant
Specific Uses For Product Indoor & Outdoor, Multi-room Audio
Unit Count 3.0 Count
Item Dimensions D x W x H 12.2"D x 4.33"W x 11.81"H
Compatible Devices Television, Smartphone, Laptop
Power Source Corded Electric
Number of Batteries 3 CR5 batteries required. (included)
Model Number WSSP-5308
Model Name Harmony 2
Built-In Media 3 Charging Cables for Speakers, 3 Speakers, Optical & AUX 3.5mm Audio Cables, Power Cable for Transmitter, Transmitter
Number of Items 4
Manufacturer Avantree
Warranty Description Warranty - 24 months (product registration to cover first 12m return shipment cost) | Extensive Support: Chat, Email, Phone, Online Clinic, Video Tutorials, FAQ and Registration - avantree.com/support
Best Sellers Rank #24,340 in Electronics (See Top 100 in Electronics) #723 in Portable Bluetooth Speakers
ASIN B0DJNTPZF7
Customer Reviews 3.9 3.9 out of 5 stars (125) 3.9 out of 5 stars
Number of Audio Channels 3.0
Wireless Technology Bluetooth
Connectivity Protocol Bluetooth, optical, AUX
Audio Driver Type Dynamic Driver
Harmony 2 – Multi-Room Wireless Speaker System with Bluetooth & Wired Inputs, Easy Setup, Expandable, 30ms Low-Latency Sync for Whole-Home, Meeting Rooms & Small Indoor Events
Avantree
Harmony 2 — Enceinte multiroom sans fil (Bluetooth + filaire), extensible, synchro 30 ms
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