--- product_id: 623363708 title: "Relay - Premium Airplane Bluetooth 5.3 Adapter for All Headphones, aptX Low Latency, Supports 2 Headphones or AirPods, Wireless Audio Transmitter for in-Flight, TV, Gym, Tablets" brand: "avantree" price: "S$114" currency: SGD in_stock: true category: "Avantree" url: https://www.desertcart.sg/products/623363708-relay-premium-airplane-bluetooth-5-3-adapter-for-all-headphones store_origin: SG region: Singapore --- # aptX Low Latency for zero lag audio Bluetooth 5.3 for crystal-clear sound 20+ hours battery life for nonstop use Relay - Premium Airplane Bluetooth 5.3 Adapter for All Headphones, aptX Low Latency, Supports 2 Headphones or AirPods, Wireless Audio Transmitter for in-Flight, TV, Gym, Tablets **Brand:** avantree **Price:** S$114 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your audio game anywhere, anytime—because your ears deserve the best. ## Quick Answers - **What is this?** Relay - Premium Airplane Bluetooth 5.3 Adapter for All Headphones, aptX Low Latency, Supports 2 Headphones or AirPods, Wireless Audio Transmitter for in-Flight, TV, Gym, Tablets by avantree - **How much does it cost?** S$114 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/623363708-relay-premium-airplane-bluetooth-5-3-adapter-for-all-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 - • **Travel-Ready Design:** Comes with a sleek zippered case for effortless portability and quick setup on the go. - • **Next-Gen Bluetooth 5.3:** Experience ultra-stable, high-fidelity audio that keeps you immersed in every moment. - • **Versatile Compatibility:** Works flawlessly with all headphones and airplane entertainment systems—your all-in-one audio sidekick. - • **Seamless Dual-Device Streaming:** Connect two headphones or AirPods simultaneously without a hitch—share your vibe anywhere. - • **aptX Low Latency Adaptive Tech:** Say goodbye to annoying audio delays—perfect for movies, gaming, and workouts. ## Overview The Avantree Relay is a premium Bluetooth 5.3 audio transmitter designed to wirelessly connect any headphones to airplane entertainment systems, TVs, tablets, and more. Featuring Qualcomm aptX Low Latency technology, it supports simultaneous connection of two headphones or AirPods, delivering high-quality, lag-free sound. With over 20 hours of battery life and a compact carrying case, it’s the ultimate travel and lifestyle audio companion for professionals on the move. ## Description Avantree Relay - Premium Airplane Bluetooth 5.3 Adapter for All Headphones, aptX Low Latency, Supports 2 Headphones or AirPods, Wireless Audio Transmitter for in-Flight, TV, Gym, Tablets : desertcart.in: Electronics ## Features - [Enhance Travel Entertainment] Avantree Relay is the perfect travel companion designed to seamlessly connect any Bluetooth headphone/earphone to an airplane entertainment system. Works with Airpods, QuietComfort 45, WH-1000XM5 1000 Momentum 4, etc - 【Low Latency, High Quality Sound】Bluetooth 5.3 and Qualcomm aptX Low Latency Adaptive Technology ensure the best audio quality with minimal latency. Say goodbye to wiring and syncing problems even if you connect two headphones at the same time - [CONVENIENT CARRYING SOLUTION] Avantree Relay comes with a sleek zippered case for easy carrying, so you won't have to leave it in your luggage. User-friendly design makes it easy to set up and use - [LONG LASTING BATTERY] Avantree Relay features a fully charged battery that can be enjoyed during long fights and training sessions without interruption - [Versatile Compatibility] This versatile adapter works with all headphones and is perfect for a variety of scenarios from airplane movie to gym training, gaming sessions. Introducing a hassle-free audio connection ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CL9C95T9 | | Audio Input | 3.5mm AUX | | Audio Output Type | Bluetooth | | Battery Weight | 0.13 Kilograms | | Best Sellers Rank | #15,902 in Electronics ( See Top 100 in Electronics ) #89 in Headphone Adapters | | Bluetooth support? | Yes | | Brand Name | Avantree | | Colour | white | | Compatibility Options | Headphones, Tablet, Airplane Entertainment System | | Compatible Devices | Tablet | | Connectivity Technology | Bluetooth | | Connector Type Used on Cable | USB 2.0 | | Customer Reviews | 4.4 4.4 out of 5 stars (6,604) | | Data Link Protocol | Bluetooth | | Hardware Interface | Bluetooth, Bluetooth 5 | | Includes Remote | No | | Installation Type | wireless | | Lithium Battery Energy Content | 0.8 Watt Hours | | Lithium Battery Weight | 4 Grams | | Manufacturer | Avantree | | Number of Batteries | 1 Lithium Polymer batteries required. | | Number of Channels | 2 | | Number of Lithium-ion Cells | 1 | | Number of Ports | 2 | | Rechargeable Battery Included | Yes | | Supported Application | Any audio application | | Supported Media Type | bluetooth | | Supported Standards | Bluetooth 5.3, aptX Low Latency | | Unit Count | 1 Count | | Warranty Description | No Warranty | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** Avantree - **Colour:** white - **Compatible Devices:** Tablet - **Connectivity Technology:** Bluetooth - **Wireless Communication Standard:** Bluetooth ## Images ![Relay - Premium Airplane Bluetooth 5.3 Adapter for All Headphones, aptX Low Latency, Supports 2 Headphones or AirPods, Wireless Audio Transmitter for in-Flight, TV, Gym, Tablets - 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 - Avantree Relay - Premium Airplane Bluetooth 5.3 Adapter, Supports 2 AirPods or Headphones with aptX Adaptive, 3.5mm AUX Jack Wireless Audio Transmitter for Planes, Airline, Travel, TV - SARISUN Travel Pillows for Airplanes, Airplane Pillow for Long Flight, Airplane Head Strap with Eye Mask for Sleep, Travel Neck Pillow for Car Road Trip, 360° Support Headrest, Stop Bobblehead, Black - Airplane Pockets Airplane Tray Table Cover with Pocket Organizer | Seat Back Organizer & Storage for Personal Items | Travel Accessories | Clean and Convenient Airplane Travel Essentials for Flying --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/623363708-relay-premium-airplane-bluetooth-5-3-adapter-for-all-headphones](https://www.desertcart.sg/products/623363708-relay-premium-airplane-bluetooth-5-3-adapter-for-all-headphones) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-03*