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🎬 Elevate your group audio game—no delays, no distractions, just pure immersive sound.
The Quartet-Extra is a 2.4G RF wireless headphone add-on designed exclusively for the Avantree Quartet system, enabling up to 100 users to enjoy synchronized, low-latency audio with individual volume control. Featuring a lightweight ergonomic design, memory foam earpads, and a robust 20-hour battery life, it’s perfect for silent concerts, outdoor movies, and group entertainment without disturbing the surroundings.








| ASIN | B09DKS353X |
| Additional Features | Add on 2.4G RF wireless headphones for Avantree Q5049 Set,, No Lip-sync Delay, 2 EQ Modes for Clear Voice & Balanced Sound, Enhanced Volume, Individual Volume Controls, 20H Playtime |
| Age Range Description | Adult |
| Antenna Location | Familiy movie, TV Watching |
| Audio Driver Type | Dynamic Driver |
| Audio Latency | 30 Milliseconds |
| Battery Average Life | 20 Hours |
| Battery Charge Time | 2 Hours |
| Best Sellers Rank | #79,674 in Electronics ( See Top 100 in Electronics ) #1,814 in Over-Ear Headphones |
| Brand Name | Avantree |
| Built-In Media | Cable, Headphones |
| Cable Features | Tangle Free |
| Color | Black |
| Compatible Devices | Most TVs with Optical / RCA / 3.5mm Aux |
| Connectivity Technology | 2.4G RF Wireless, Optical, RCA, 3.5mm AUX |
| Control Method | Remote |
| Control Type | Volume Control |
| Customer Reviews | 4.1 4.1 out of 5 stars (53) |
| Earpiece Shape | Over-ear |
| Enclosure Material | memory foam |
| Frequency Range | 20 Hz - 20,000 Hz |
| Frequency Response | 20000 Hz |
| Headphone Folding Features | Over Ear |
| Headphone Jack | 3.5 mm Jack |
| Headphones Ear Placement | Over Ear |
| Impedance | 32 Ohms |
| Is Autographed | No |
| Item Type Name | an Add-on RF Wireless Headphones for Avantree Q5049 |
| Item Weight | 220 Grams |
| Manufacturer | Avantree |
| Model Name | WSHT-5049-RX |
| Model Number | WSHT-5049-RX |
| Noise Control | Sound Isolation |
| Number of Items | 1 |
| Specific Uses For Product | Home Entertainment |
| Style Name | Single Headphones |
| Theme | Movie |
| 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 |
| Water Resistance Level | Not Water Resistant |
| Wireless Technology | 2.4G RF Wireless |
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