---
product_id: 711822387
title: "Avantree Relay - Airplane Bluetooth Adapter for 2 AirPods or Headphones | Qualcomm aptX Adaptive, 25H Battery, Firmware Upgrades, Volume Controls, 3.5mm AUX Audio Transmitter for Flight Travel & Gym"
brand: "avantree"
price: "₹ 9162"
currency: INR
in_stock: true
category: "Avantree"
url: https://www.desertcart.in/products/711822387-avantree-relay-airplane-bluetooth-adapter-for-2-airpods-or-headphones
store_origin: IN
region: India
---

# Qualcomm aptX Adaptive audio Dual Bluetooth headphone support 25H battery life Avantree Relay - Airplane Bluetooth Adapter for 2 AirPods or Headphones | Qualcomm aptX Adaptive, 25H Battery, Firmware Upgrades, Volume Controls, 3.5mm AUX Audio Transmitter for Flight Travel & Gym

**Brand:** avantree
**Price:** ₹ 9162
**Availability:** ✅ In Stock

## Summary

> ✈️ Elevate your travel audio game—wireless freedom for two, all flight long!

## Quick Answers

- **What is this?** Avantree Relay - Airplane Bluetooth Adapter for 2 AirPods or Headphones | Qualcomm aptX Adaptive, 25H Battery, Firmware Upgrades, Volume Controls, 3.5mm AUX Audio Transmitter for Flight Travel & Gym by avantree
- **How much does it cost?** ₹ 9162 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/711822387-avantree-relay-airplane-bluetooth-adapter-for-2-airpods-or-headphones)

## Best For

- avantree enthusiasts

## Why This Product

- Trusted avantree brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless 3-Step Setup:** Plug in, pair your headphones, and play—no tech headaches, just instant wireless freedom with included airplane adapter.
- • **Endurance for Long Hauls:** Up to 25 hours of continuous playback ensures your soundtrack never stops, even on the longest flights or gym sessions.
- • **Seamless Dual Audio Sharing:** Connect two Bluetooth headphones simultaneously for shared in-flight entertainment without tangled wires.
- • **Audiophile-Grade Sound Quality:** Experience crystal-clear, low-latency audio with Qualcomm aptX Adaptive and aptX HD support for compatible devices.
- • **Onboard Volume & Battery Control:** Adjust volume directly on the device and monitor battery life with a clear indicator, keeping you in full control.

## Overview

Avantree Relay is a premium Bluetooth audio transmitter designed for airplane entertainment systems and other 3.5mm audio sources. It supports simultaneous connection of two Bluetooth headphones or AirPods, delivering high-fidelity sound via Qualcomm aptX Adaptive technology. With an impressive 25-hour battery life, onboard volume controls, and simple plug-and-play setup, it’s the ultimate travel companion for uninterrupted wireless audio on long flights or workouts.

## Description

Avantree Relay is a Bluetooth audio transmitter for airplane entertainment systems, gym equipment, and other 3.5 mm audio sources. Connect one or two pairs of Bluetooth headphones or earbuds, control volume on the device, and listen for up to 25 hours. Qualcomm aptX Adaptive and aptX HD are supported with compatible headphones. Relay transmits audio only; it has no microphone and is not designed for phone calls, TVs, hearing aids, musical instruments, or Bluetooth audio receiving.

## Features

- SHARE IN-FLIGHT AUDIO — Connect two pairs of Bluetooth headphones or earbuds to one airplane entertainment screen, so you and a travel partner can listen together without wires.
- CLEAR, RELIABLE WIRELESS SOUND — Qualcomm audio technology with aptX Adaptive and aptX HD support delivers stable, detailed audio with compatible headphones.
- 25-HOUR BATTERY FOR LONG TRIPS — Built for long-haul flights with up to 25 hours of playtime, onboard volume controls, and a clear battery indicator.
- SIMPLE 3-STEP PAIRING — Plug Relay into the 3.5 mm audio jack, put your headphones in pairing mode, and connect. Includes a dual-prong airplane adapter.
- TRANSMITTER ONLY, CHECK BEFORE BUYING — Designed to send audio from 3.5 mm sources to Bluetooth headphones. It has no microphone and is not intended for phone calls, TVs, hearing aids, musical instruments, or receiving audio.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CL9C95T9 |
| Additional Features | aptX Low Latency, Supports 2 Headphones |
| Audio Input | 3.5mm AUX |
| Audio Output Mode | Stereo |
| Audio Output Type | Headphone |
| Battery Charge Time | 2 Hours |
| Battery Type | Lithium-Polymer |
| Battery Weight | 4.4 Grams |
| Best Sellers Rank | #13,193 in Electronics ( See Top 100 in Electronics ) #285 in Car Audio & Video Accessories |
| Bluetooth support? | Yes |
| Brand | Avantree |
| Built-In Media | Dual 3.5mm Male to 3.5mm Female, Relay, Travel bag., USB Type C Charging Cable (0.5m), travel bag |
| Color | 2-White |
| Compatibility Options | Headphones |
| Compatible Devices | Airplane Entertainment Systems, Headphones, AirPods |
| Connectivity Technology | Bluetooth |
| Connector Type Used on Cable | Auxiliary |
| Control Method | Push Button |
| Controller Type | Hand control |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,060) |
| Data Link Protocol | Bluetooth |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) |
| Hardware Interface | Bluetooth, Bluetooth 5 |
| Includes Remote | No |
| Installation Type | wireless |
| Item Dimensions L x W x H | 16.4L x 1.9W x 14.5H centimeters |
| Lithium Battery Weight | 4 Grams |
| Lithium-Battery Energy Content | 0.8 Watt Hours |
| Manufacturer | Avantree |
| Model Name | Relay |
| Mounting Type | airplane |
| Number of Batteries | 1 Lithium Polymer batteries required. |
| Number of Channels | 2 |
| Number of Lithium-ion Cells | 1 |
| Number of Ports | 2 |
| Outer Material | Acrylonitrile butadiene styrene (ABS) |
| Power Source | Battery Powered |
| Rechargeable Battery Included | Yes |
| Supported Application | Any audio application or format supported by the connected airplane entertainment system |
| Supported Media Type | bluetooth |
| Supported Standards | Bluetooth 5.3, Qualcomm aptX Adaptive |
| Wireless Compability | Bluetooth |

## Product Details

- **Brand:** Avantree
- **Connectivity technology:** Bluetooth
- **Material:** Acrylonitrile Butadiene Styrene (ABS)
- **Power source:** Battery Powered
- **Special features:** aptX Low Latency, Supports 2 Headphones

## Images

![Avantree Relay - Airplane Bluetooth Adapter for 2 AirPods or Headphones | Qualcomm aptX Adaptive, 25H Battery, Firmware Upgrades, Volume Controls, 3.5mm AUX Audio Transmitter for Flight Travel & Gym - Image 1](https://m.media-amazon.com/images/I/41+EuzcVwBL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Will this work with a regular TV?**
A: As long as your TV has an AUX audio output jack, the Relay will work with it.

**Q: Will I get audio lag or lip-sync delays with my headphones?**
A: Your headphones must support either aptX Low Latency or aptX Adaptive in order to eliminate audio latency. Please note that most true wireless earbuds (such as AirPods) do not currently support these audio codecs.

**Q: How are the volume levels?**
A: You should be able to reach sufficient volume levels by adjusting the volume on both the Relay, your headphones, and / or the audio source.

**Q: How long does it take to fully charge the adapter?**
A: It only takes 1.5 hours to fully charge the adapter.

**Q: Can I connect my phone to the Relay via Bluetooth?**
A: No, as a transmitter, the Relay is designed to only connect to audio devices (such as your headphones or AirPods) via Bluetooth.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.in/products/711822387-avantree-relay-airplane-bluetooth-adapter-for-2-airpods-or-headphones](https://www.desertcart.in/products/711822387-avantree-relay-airplane-bluetooth-adapter-for-2-airpods-or-headphones)

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*Product available on Desertcart India*
*Store origin: IN*
*Last updated: 2026-08-23*