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✈️ Elevate your travel audio game—wireless freedom at 30,000 feet!
The Avantree Relay is a premium Bluetooth 5.3 audio transmitter featuring Qualcomm aptX Adaptive technology, enabling dual headphone connections and up to 20 hours of playtime. Designed for airplane in-flight entertainment systems and gym machines, it supports top headphone brands like AirPods, Bose, and Sony, delivering high-quality, low-latency wireless audio through a 3.5mm AUX input with intuitive controls and robust battery life.









| ASIN | B0C3QQ4X6F |
| Additional Features | 1. aptX-Adaptive Support; 2. Dual Link; 3. 20hr Playtime |
| AntennaDescription | Bluetooth antenna for wireless audio transmission |
| Audio Input | AUX, 3.5mm jack |
| Audio Output Mode | Stereo |
| Audio Output Type | Bluetooth |
| Battery Charge Time | 2 Hours |
| Battery Type | Lithium-Polymer |
| Battery Weight | 1 Grams |
| Best Sellers Rank | #13,324 in Electronics ( See Top 100 in Electronics ) #134 in Headphone Adapters |
| Bluetooth support? | Yes |
| Brand | Avantree |
| Built-In Media | Avantree Relay Adapter |
| Color | Black |
| Compatibility Options | Tablets, Headphones, Televisions |
| Compatible Devices | Bluetooth headphones or earbuds |
| Compatible with Vehicle Type | Airplane |
| Connectivity Technology | Bluetooth |
| Connector Type Used on Cable | Auxiliary |
| Control Method | Touch |
| Control Type | simple" or "basic |
| Controller Type | Button Control |
| Customer Reviews | 4.4 4.4 out of 5 stars (4,475) |
| Data Link Protocol | Bluetooth |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) |
| Hardware Interface | Bluetooth |
| Human Interface Input | Buttons |
| Includes Remote | No |
| Installation Type | Plug In |
| Lithium Battery Weight | 0.2 Grams |
| Lithium-Battery Energy Content | 1 Watt Hours |
| Manufacturer | Avantree |
| Model Name | Relay |
| Number of Batteries | 1 CR5 batteries required. (included) |
| Number of Channels | 2 |
| Number of Lithium-ion Cells | 1 |
| Outer Material | Plastic |
| Power Source | Battery Powered |
| Rechargeable Battery Included | Yes |
| Supported Application | Any application that can output audio through a 3.5mm AUX jack or Bluetooth |
| Supported Media Type | StandardAudio |
| Supported Standards | Bluetooth 5.3 |
| Unit Count | 1 Count |
| Wireless Compability | Bluetooth |
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