--- product_id: 731632225 title: "Avantree Audikast 3 - Bluetooth 5.3 Transmitter for TV Audio with aptX Adaptive, Compatible with Optical & AUX Output, Dual Headphone Connection, 100ft Range" brand: "avantree" price: "₨3042" currency: SCR in_stock: true reviews_count: 5 category: "Avantree" url: https://www.desertcart.sc/products/731632225-avantree-audikast-3-bluetooth-5-3-transmitter-for-tv-audio store_origin: SC region: Seychelles --- # Dual headphone connection 100ft Bluetooth 5.3 range 6dB optical volume boost Avantree Audikast 3 - Bluetooth 5.3 Transmitter for TV Audio with aptX Adaptive, Compatible with Optical & AUX Output, Dual Headphone Connection, 100ft Range **Brand:** avantree **Price:** ₨3042 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your TV audio game—wireless, powerful, and shared in style! ## Quick Answers - **What is this?** Avantree Audikast 3 - Bluetooth 5.3 Transmitter for TV Audio with aptX Adaptive, Compatible with Optical & AUX Output, Dual Headphone Connection, 100ft Range by avantree - **How much does it cost?** ₨3042 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/731632225-avantree-audikast-3-bluetooth-5-3-transmitter-for-tv-audio) ## 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 - • **Boosted Optical Volume:** Say goodbye to low volume woes with a unique 6dB boost for optical connections, ensuring powerful sound. - • **Universal TV Compatibility:** Works effortlessly with both optical (TOSLINK) and AUX (3.5mm) outputs for maximum device flexibility. - • **Seamless Dual Audio Sharing:** Connect two Bluetooth headphones simultaneously and never miss a moment with your favorite person. - • **Extended 100ft Wireless Freedom:** Move freely around your space without losing connection thanks to Class 1 Bluetooth range. - • **Crystal-Clear aptX Adaptive Sound:** Experience ultra-low latency and rich audio quality with Qualcomm-powered aptX Adaptive technology. ## Overview The Avantree Audikast 3 is a Bluetooth 5.3 transmitter designed for TVs with optical and AUX outputs, featuring Qualcomm aptX Adaptive for superior sound quality and ultra-low latency. It supports dual headphone connections, offers an extended 100ft wireless range, and uniquely boosts optical audio volume by up to 6dB, making it a versatile and premium solution for immersive, shared audio experiences. ## Description Product Description Review: Great product, great support. Review: FACIL, RAPIDO, CONEXION ESTABLE ;) - llevo 1 mes con el dispositivo, y muy contento. FINALMENTE SE PUEDEN CONECTAR 2 AURICOLARES A LA VEZ, UNA ALEGRIA ! Se instalò en un momento, y de momento no ha dado ningun tipo de fallo. Es mas, es la primera vez que los cascos tienen un alcanze mas lejos de siempre... PERFECTO ## Features - [WIDE COMPATIBILITY] The Audikast 3 supports TVs with optical (TOSLINK) and AUX (3.5mm) audio output ports. It allows you to wirelessly stream audio to Bluetooth headphones or earbuds. Note: Not compatible with hearing support devices. - [BOOSTED VOLUMES] Transmitters connected via optical sometimes suffer from low volumes that cannot be adjusted; the Audikast 3 is one of the only transmitters on the market that alleviates this by boosting the volume of optical connections by up to 6dB. - [POWERED BY QUALCOMM] With its advanced Qualcomm chipset, the Audikast 3 delivers clearer sound, stable connections, and improved battery life for connected devices – all backed by Avantree's 20+ years of Bluetooth expertise. - [NO LIP-SYNC DELAYS] Get perfectly synced audio and visuals when you pair the Audikast with compatible aptX-Adaptive supporting headphones, such as the Aria Me or Audition 3. - [DUAL LINK] Pair your Audikast with two pairs of headphones simultaneously and share your enjoyment with your loved one. - [EXTENDED RANGE] Class 1 Bluetooth offers a reliable connection within a 100ft / 30m radius. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DK8TC1WJ | | Audio Input | Optical TOSLINK, 3.5mm AUX | | Audio Output Mode | Stereo | | Audio Output Type | Optical, AUX | | Best Sellers Rank | #580,347 in Electronics ( See Top 100 in Electronics ) #351 in Wireless Audio Receivers & Adapters | | Bluetooth support? | Yes | | Box Contents | AUX 3.5mm Audio Cable, Audikast 3 Transmitter, Optical Audio Cable, Type C Power Cable | | Brand | Avantree | | Brand Name | Avantree | | Colour | black | | Compatibility Options | TV with optical (TOSLINK) or AUX (3.5 mm) audio outputs, Bluetooth-enabled headphones or earphones | | Compatible Devices | TVs equipped with Optical (TOSLINK) or AUX (3.5mm) audio output ports | | Connectivity Technology | Bluetooth, Optical, Auxiliary , RCA | | Connector Type Used on Cable | USB Type C | | Control Method | Push Button | | Controller Type | Button Control | | Country of Origin | USA | | Customer Reviews | 4.2 out of 5 stars 522 Reviews | | Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) | | Hardware Interface | Bluetooth | | Includes Remote | No | | Installation Type | wired | | Item Weight | 0.16 Kilograms | | Item Weight Unit of Measure | 0.16 Kilograms | | Manufacturer | Avantree | | Material | Acrylonitrile Butadiene Styrene (ABS) | | Model Name | Audikast 3 | | Number of Channels | 2 | | Power Source | Corded Electric | | Product Features | 1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes | | Rechargeable Battery Included | No | | Special Feature | 1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes | | Supported Application | TV, Streaming Services, DVD/Blu-ray Players, Gaming Consoles | | Supported Media Type | MP3, WAV, WMA, AAC, FLAC | | Supported Standards | Bluetooth 5.3, aptX-Adaptive | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** Avantree - **Connectivity Technology:** Bluetooth, Optical, Auxiliary, RCA - **Material:** Acrylonitrile Butadiene Styrene (ABS) - **Power Source:** Corded Electric - **Special Feature:** 1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes ## Images ![Avantree Audikast 3 - Bluetooth 5.3 Transmitter for TV Audio with aptX Adaptive, Compatible with Optical & AUX Output, Dual Headphone Connection, 100ft Range - Image 1](https://m.media-amazon.com/images/I/61AVETdnlML.jpg) ## Questions & Answers **Q: Can Audikast 3 work with my TV?** A: The Audikast 3 works only with TVs that have optical (TOSLINK) or 3.5mm AUX audio output ports. It does not support HDMI ARC/eARC, RCA-only, or Bluetooth-only TVs. Before purchase, please check your TV’s audio output settings to ensure compatibility. **Q: What devices is the Audikast 3 compatible with?** A: Works with TVs, computers, or audio systems that have optical (TOSLINK) or 3.5mm AUX output ports. Transmits to Bluetooth headphones, earbuds, or speakers. Not compatible with hearing aids, smartphones or other Bluetooth transmitters. **Q: How do I pair my Bluetooth headphones with the Audikast 3?** A: 1.Connect the Audikast 3 to your TV and a power source, and turn it on. 2.Put your headphones into pairing mode (not just power on). 3.Audikast 3 and headphones will auto pair. The pairing light on Audikast 3 will turn solid when pair is successful. **Q: Why is there no sound from TV to my headphonse?** A: 1. Check if the TV audio format is set to PCM. 2. Turn off Bluetooth on your phone and computer. **Q: Can this product be updated in the future?** A: Yes. Firmware updates are available via our website to keep your device up to date with the latest features and fixes. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great product, great support. *by F***O on 12 December 2025* ### ⭐⭐⭐⭐⭐ FACIL, RAPIDO, CONEXION ESTABLE ;) *by A***. on 22 December 2025* llevo 1 mes con el dispositivo, y muy contento. FINALMENTE SE PUEDEN CONECTAR 2 AURICOLARES A LA VEZ, UNA ALEGRIA ! Se instalò en un momento, y de momento no ha dado ningun tipo de fallo. Es mas, es la primera vez que los cascos tienen un alcanze mas lejos de siempre... PERFECTO ### ⭐⭐⭐⭐⭐ 接続の安定性が高い *by カ***ー on 5 April 2026* 本機をパソコンの3.5ジャックに繋ぎ、bose QuietComfort Ultra Earbudsをペアリングして壁厚３００ミリの隣の部屋に移動しても接続が不安定になったり、音が途切れたりすることはありませんでした。 また、音ズレは全く気になるレベルではありませんでした。 ## Frequently Bought Together - Avantree Audikast 3 - Bluetooth 5.3 Transmitter for TV Audio with aptX Adaptive, Compatible with Optical & AUX Output, Dual Headphone Connection, 100ft Range - Amazon Basics Toslink Digital Optical Audio Cable, Multi-Channel, for Audio System, Sound Bar, Home Theatre, Gold-Plated Connectors, 6 Foot, Black - J-Tech Digital Optical Splitter 1 in 3 out for TV, Toslink Splitter 1x3 SPDIF Audio Splitter 1:1 Transmission Support LPCM2.0, DTS, Dolby Digital --- ## 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.sc/products/731632225-avantree-audikast-3-bluetooth-5-3-transmitter-for-tv-audio](https://www.desertcart.sc/products/731632225-avantree-audikast-3-bluetooth-5-3-transmitter-for-tv-audio) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-06-24*