---
product_id: 283553358
title: "FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black"
brand: "fiio"
price: "£1.18"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/283553358-fiio-taishan-d03k-digital-and-analog-audio-decoder-coaxial-optical
store_origin: GB
region: United Kingdom
---

# Dual input switch (Optical/Coaxial) High-fidelity analog output Mini USB power supply FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black

**Brand:** fiio
**Price:** £1.18
**Availability:** ❌ Out of Stock

## Summary

> 🎧 Elevate your sound game—convert, connect, and conquer your audio world!

## Quick Answers

- **What is this?** FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black by fiio
- **How much does it cost?** £1.18 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/283553358-fiio-taishan-d03k-digital-and-analog-audio-decoder-coaxial-optical)

## Best For

- fiio enthusiasts

## Why This Product

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

## Key Features

- • **Precision Audio Sync:** Enjoy perfectly synchronized sound with your TV and audio system, eliminating lag or echo.
- • **Instant Input Switching:** Toggle between optical and coaxial inputs with a simple switch—no complicated reconfiguration needed.
- • **Sleek, Minimalist Design:** Discreet black finish and compact size fit effortlessly into any modern entertainment setup.
- • **Compact Power Flexibility:** Powered via mini USB port—plug into your TV or any 1A adapter for clutter-free setup.
- • **Seamless Digital-to-Analog Conversion:** Effortlessly transform optical or coaxial digital signals into crisp analog audio for your legacy systems.

## Overview

The FiiO Taishan D03K is a compact, high-performance digital-to-analog audio decoder that converts optical or coaxial digital signals into analog output. Featuring a built-in phase locked loop for stable signal processing, a mini USB power port for versatile powering options, and a simple input selection switch, it’s ideal for integrating modern digital sources with legacy analog audio systems. Its sleek black design and reliable performance make it a must-have for audiophiles seeking seamless audio upgrades.

## Description

Product Description FiiO TAISHAN-D03K is a digital audio analog converter, which can transfer digital audio (optical/coaxial) to two channels analog audio and output (but using directly on headphone is not recommended), just suitable for using together with the devices such as digital television, CD/DVD/Blue-ray player etc., which with coaxial or optical digital signal output. Set Contains: 1x Digital and Analog Audio Decoder

## Features

- Indication for digital receiving status (LOCKED)
- Built-in high-performance phase locked loop (PLL)
- Mini USB power supply port (AC adapter included)
- Optical and coaxial inputs with selection switch
- Available in black colour

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B009346RSS |
| Best Sellers Rank | #120,254 in Electronics ( See Top 100 in Electronics ) #140 in Digital-Analog Converters |
| Item model number | D03K |
| Manufacturer | FIIO4 |
| Product Dimensions | 6.2 x 2.1 x 4.9 cm; 50 g |

## Images

![FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black - Image 1](https://m.media-amazon.com/images/I/51rHTqIOURL.jpg)
![FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black - Image 2](https://m.media-amazon.com/images/I/51O5a08QUpL.jpg)
![FiiO Taishan D03K Digital and Analog Audio Decoder (Coaxial, Optical),Black - Image 3](https://m.media-amazon.com/images/I/614cxLcYt-L.jpg)

## Frequently Bought Together

- FiiO D3 (D03K) Digital to Analog Audio Converter - 192kHz/24bit Optical and Coaxial DAC
- Amazon Basics Toslink Digital Optical Audio Cable, Multi-Channel, for Audio System, Sound Bar, Home Theatre, Gold-Plated Connectors, 6 Foot, Black
- KabelDirekt TOSLINK – Optical Audio Cable – 6ft – Fiber Optic Cord, S/PDIF Digital Audio Optical Cable for Soundbar, Stereo Systems, Home Cinema, Xbox One/PS4 – Designed in Germany

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**Shop now:** [https://www.desertcart.co.uk/products/283553358-fiio-taishan-d03k-digital-and-analog-audio-decoder-coaxial-optical](https://www.desertcart.co.uk/products/283553358-fiio-taishan-d03k-digital-and-analog-audio-decoder-coaxial-optical)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-30*