---
product_id: 48155384
title: "Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable"
brand: "fiio"
price: "FREE"
currency: GBP
in_stock: false
reviews_count: 13
url: https://www.desertcart.co.uk/products/48155384-fiio-l21-3-5mm-rca-coaxial-digital-adapter-cable
store_origin: GB
region: United Kingdom
---

# Digital line out 90 cm length 3.5mm jack Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable

**Brand:** fiio
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 🎶 Elevate Your Sound Game!

## Quick Answers

- **What is this?** Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable by fiio
- **How much does it cost?** FREE 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/48155384-fiio-l21-3-5mm-rca-coaxial-digital-adapter-cable)

## 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

- • **Durable Build:** Crafted for longevity, ensuring your music never skips a beat.
- • **Perfect Length:** 90 cm of flexibility for optimal placement without clutter.
- • **Designed for FiiO:** Tailored for FiiO X3II, X5II, and X7 for a flawless fit.
- • **High-Quality Audio:** Enjoy pristine digital sound with minimal loss.
- • **Seamless Connectivity:** Transform your audio experience with a 3.5mm to RCA coaxial connection.

## Overview

The Fiio L21 3.5mm to RCA Coaxial Digital Adapter Cable is a 90 cm long, high-quality digital line out cable designed specifically for FiiO X3II, X5II, and X7 models, ensuring seamless audio connectivity and superior sound quality.

## Description

3.5 mm 4 Pin Jack to coaxial for the digital line out of the FiiO X3 II, X5 II and FiiO X7 Length: 90 cm

Review: Great Cable for Connecting to another DAC - This longer cable is very useful to connect the FiiO X3 II to a DAC's RCA input, such as a Chord Hugo. Works very well.
Review: Excellent quality - High quality connection lead used to connect receiver box to an external amplifier.

## Features

- 3.5 mm jack (4-pin) to Coaxial
- For FiiO X3II, FiiO X5 II FiiO X7
- Length: 90 cm
- Digital Line Out Cable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B019OWCID6 |
| Best Sellers Rank | 208,230 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 3,601 in RCA Cables |
| Brand | FiiO |
| Cable Type | Coaxial |
| Cable type | Coaxial |
| Colour | Black |
| Compatible Devices | Speaker |
| Compatible devices | Speaker |
| Connector Gender | Male-to-Female |
| Connector Type | Auxiliary |
| Connector type | Auxiliary |
| Customer Package Type | sealed anti-static bag |
| Customer Reviews | 4.0 out of 5 stars 188 Reviews |
| Indoor Outdoor Usage | Outdoor |
| Item Shape | Round |
| Manufacturer | FiiO |
| Manufacturer Part Number | L21 |
| Model Name | L21 |
| Model Number | L21 |
| Number of Items | 1 |
| Number of Pins | 3 |
| Other Special Features of the Product | Tangle Free |
| Outer Material | Polyvinyl Chloride (PVC) |
| Recommended Uses For Product | Connecting 3.5mm audio devices to speaker systems |
| Recommended uses for product | Connecting 3.5mm audio devices to speaker systems |
| Special feature | Tangle Free |
| Specification Met | FCC |
| Unit Count | 1.0 count |

## Product Details

- **Brand:** FiiO
- **Cable type:** Coaxial
- **Compatible devices:** Speaker
- **Connector type:** Auxiliary
- **Special feature:** Tangle Free

## Images

![Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable - Image 1](https://m.media-amazon.com/images/I/61GYBW-DYZL.jpg)
![Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable - Image 2](https://m.media-amazon.com/images/I/41jZlFlosCL.jpg)
![Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable - Image 3](https://m.media-amazon.com/images/I/31tBZFGudjL.jpg)
![Fiio L21 3.5mm - RCA Coaxial Digital Adapter Cable - Image 4](https://m.media-amazon.com/images/I/81NU1KGGasL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great Cable for Connecting to another DAC
*by M***P on 15 October 2016*

This longer cable is very useful to connect the FiiO X3 II to a DAC's RCA input, such as a Chord Hugo. Works very well.

### ⭐⭐⭐⭐⭐ Excellent quality
*by M***S on 9 November 2018*

High quality connection lead used to connect receiver box to an external amplifier.

### ⭐⭐⭐⭐ Doesn’t work with chord mojo
*by M***R on 4 April 2018*

Bought to use with my chord mojo and musical Fidelity x-ray CD player no other cables connected and doesn’t see the CD player so no sound ? My bad needed a mono 3.5 jack !

## Frequently Bought Together

- FiiO L21 3.5mm - RCA Digital Coaxial Cable
- FiiO M11S Hi-Res MP3 Music Player with Dual ES9038Q2M, Android 10 Snapdragon 660, 5.0inch, Lossless DSD/MQA, 5G WiFi/Apple Music/Tidal/Amazon Music 4.4mm 2.5mm/3.5mm/4.4mm Black

---

## 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.co.uk/products/48155384-fiio-l21-3-5mm-rca-coaxial-digital-adapter-cable](https://www.desertcart.co.uk/products/48155384-fiio-l21-3-5mm-rca-coaxial-digital-adapter-cable)

---

*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-09*