---
product_id: 680394419
title: "Avantree Audikast 3 Bluetooth Transmitter 5.3 for TV with Optical or AUX Audio Output Port, aptX-Adaptive, Dual Connection for 2 Headphones and 30 Meters Range"
brand: "avantree"
price: "€ 111.56"
currency: EUR
in_stock: true
category: "Avantree"
url: https://www.desertcart.de/products/680394419-avantree-audikast-3-bluetooth-transmitter-5-3-for-tv-optical
store_origin: DE
region: Germany
---

# Dual Link streams to 2 headphones simultaneously Bluetooth 5.3 for ultra-stable connection 6dB optical volume boost for richer sound Avantree Audikast 3 Bluetooth Transmitter 5.3 for TV with Optical or AUX Audio Output Port, aptX-Adaptive, Dual Connection for 2 Headphones and 30 Meters Range

**Brand:** avantree
**Price:** € 111.56
**Availability:** ✅ In Stock

## Summary

> 🎧 Elevate your TV sound game—wireless freedom, doubled up!

## Quick Answers

- **What is this?** Avantree Audikast 3 Bluetooth Transmitter 5.3 for TV with Optical or AUX Audio Output Port, aptX-Adaptive, Dual Connection for 2 Headphones and 30 Meters Range by avantree
- **How much does it cost?** € 111.56 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/680394419-avantree-audikast-3-bluetooth-transmitter-5-3-for-tv-optical)

## 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

- • **Extended 30m Range:** Move freely around your space with a reliable 100ft wireless connection.
- • **Next-Gen Bluetooth 5.3:** Experience crystal-clear, lag-free audio with the latest Qualcomm-powered tech.
- • **Perfect Audio-Visual Sync:** Say goodbye to lip-sync delays with aptX-Adaptive support for flawless streaming.
- • **Seamless Dual Audio Sharing:** Connect two headphones at once and never miss a moment with your favorite people.
- • **Optical Volume Amplification:** Boost your TV’s optical output by up to 6dB—hear every detail without compromise.

## Overview

The Avantree Audikast 3 (2025) is a cutting-edge Bluetooth 5.3 transmitter designed for TVs with optical or AUX outputs. Powered by Qualcomm’s advanced chipset, it delivers boosted optical volume, ultra-low latency with aptX-Adaptive, and supports dual headphone connections within a 30-meter range—perfect for immersive, shared wireless audio experiences.

## Description

Avantree Audikast 3 - Bluetooth 5.3 TV Audio Transmitter with Enhanced Optical Volume, 100ft Range Long Range, Dual Connection - Universal Bluetooth Device Compatibility

## Features

- [Wide Compatibility] Audikast 3 is compatible with televisions that have optical (TOSLINK) or AUX (0.1 in) audio output ports. Please check your TV's audio output options before purchase to ensure compatibility. With this product, you can connect Bluetooth headphones or earphones to the transmitter and enjoy the audio from your television wirelessly.
- [Enhanced Volume] Optical-connected transmitters sometimes have fixed volumes not adjustable. Audikast 3 is one of the few transmitters that fix this, amplifying the volume up to +6dB.
- [Powered by QUALCOMM] With its Qualcomm chipset, Audikast 3 offers clearer sound, stable connections, and longer battery life - backed by over 20 years of Bluetooth experience from Avantree.
- [No Work Sync Delay] Enjoy perfectly synchronized audio and image when pairing Audikast with aptX-Adaptive compatible earbuds like the Aria Me or Audition 3.
- [Dual Connection] Connect the Audikast to two earbuds at the same time and share your experience.
- [Extended Height] Bluetooth Class 1 provides a reliable connection within 100 feet / 30 m.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DK8TC1WJ |
| Additional Features | 1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes |
| Audio Input | Optical TOSLINK, 3.5mm AUX |
| Audio Output Mode | Stereo |
| Audio Output Type | Headphone |
| Best Sellers Rank | #29,773 in Electronics ( See Top 100 in Electronics ) #84 in Wireless Audio Receivers & Adapters |
| Bluetooth support? | Yes |
| Brand | Avantree |
| Built-In Media | Audikast 3 Transmitter, Aux 3.5 mm audio cable, Optical Audio Cable, Type c power cable |
| Color | black |
| Compatibility Options | TV with optical (TOSLINK) or AUX (3.5 mm) audio outputs, Bluetooth-enabled headphones or earphones |
| Compatible Devices | TV with optical (TOSLINK) or AUX (3.5 mm) audio outputs |
| Connectivity Technology | Optical (TOSLINK) or AUX (3.5 mm) |
| Connector Type Used on Cable | Optical, 3.5mm Auxiliary |
| Control Method | Push Button |
| Controller Type | Button Control |
| Customer Reviews | 4.2 4.2 out of 5 stars (733) |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS) |
| Hardware Interface | Bluetooth |
| Includes Remote | No |
| Installation Type | wired |
| Item Weight | 0.16 Kilograms |
| Manufacturer | Avantree |
| Model Name | Audikast 3 |
| Number of Channels | 2 |
| Power Source | Corded Electric |
| Rechargeable Battery Included | No |
| Supported Application | Any Bluetooth-enabled audio application |
| Supported Media Type | MP3, WAV, WMA, AAC, FLAC |
| Supported Standards | Bluetooth 5.3, aptX-Adaptive |
| Unit Count | 1 Count |
| Wireless Compability | Bluetooth |

## Product Details

- **Brand:** Avantree
- **Connectivity technology:** Optical (TOSLINK) or AUX (3.5 mm)
- **Material:** Acrylonitrile Butadiene Styrene (ABS)
- **Power source:** Corded Electric
- **Special features:** 1. aptX-Adaptive Support; 2. Advanced Qualcomm Quality; 3. Boosted OPT Volumes

## Images

![Avantree Audikast 3 Bluetooth Transmitter 5.3 for TV with Optical or AUX Audio Output Port, aptX-Adaptive, Dual Connection for 2 Headphones and 30 Meters 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.

## 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
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*Product available on Desertcart Germany*
*Store origin: DE*
*Last updated: 2026-11-02*