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The Avantree Quartet-Extra is a 2.4G RF wireless headphone add-on designed exclusively for the Avantree Quartet system, allowing up to 100 users to connect simultaneously. It delivers ultra-low audio latency (~30ms), superior sound quality, and individual volume controls. Lightweight and ergonomically crafted with memory foam earpads, it offers up to 20 hours of battery life, perfect for extended silent movie nights or concerts.





| Headphones Jack | 3.5 mm Jack |
| Model Name | WSHT-5049-RX |
| Connectivity Technology | Wireless |
| Wireless Communication Technology | RF |
| Included Components | Ear Cushions |
| Age Range (Description) | Adult |
| Material | Plastic |
| Specific Uses For Product | Home Entertainment |
| Charging Time | 2 Hours |
| Recommended Uses For Product | Familiy movie, TV Watching |
| Compatible Devices | Quartet Bundle Transmitter |
| Control Type | Volume Control |
| Cable Feature | Without Cable |
| Item Weight | 220 Grams |
| Water Resistance Level | Not Water Resistant |
| Frequency Range | 20 Hz - 20,000 Hz |
| Style | Single Headphones |
| Control Method | Remote |
| Number of Items | 1 |
| Controller Type | wireless volume controller |
| Battery Life | 2E+1 Hours |
| Audio Driver Type | Dynamic Driver |
| Audio Latency | 3E+1 Milliseconds |
| Earpiece Shape | Over Ear |
| Special Feature | Lightweight |
| Manufacturer | Avantree |
| Model | WSHT-5049-RX |
| Model Year | 2021 |
| Product Dimensions | 17 x 10 x 8 cm; 220 g |
| Batteries | 1 CR5 batteries required. (included) |
| Item model number | WSHT-5049-RX |
| Special Features | Lightweight |
| Batteries Included | Yes |
| Batteries Required | Yes |
| Battery cell composition | Lithium |
| Cable feature | Without Cable |
| Does it contain liquid? | No |
| Includes Rechargeable Battery | Yes |
| Manufacturer | Avantree |
| Country of Origin | USA |
| Item Weight | 220 g |
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