---
product_id: 433711219
title: "Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers"
brand: "cubilux"
price: "₩79936"
currency: KRW
in_stock: true
category: "Cubilux"
url: https://www.desertcart.kr/products/433711219-cubilux-usb-c-to-toslink-optical-spdif-adapter-192-khz
store_origin: KR
region: South Korea
---

# Supports 5.1 Surround Sound 192 kHz / 24-bit Hi-Res Audio USB-C to TOSLINK Optical Output Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers

**Brand:** cubilux
**Price:** ₩79936
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game—turn USB-C into an audiophile’s optical gateway!

## Quick Answers

- **What is this?** Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers by cubilux
- **How much does it cost?** ₩79936 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/433711219-cubilux-usb-c-to-toslink-optical-spdif-adapter-192-khz)

## Best For

- cubilux enthusiasts

## Why This Product

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

## Key Features

- • **Plug & Play Optical Output:** Instantly convert your USB-C port to a TOSLINK SPDIF transmitter—no drivers or software needed.
- • **Universal USB-C Compatibility:** Works flawlessly with Thunderbolt 3/4 and USB-C laptops and desktops—just plug and elevate your audio.
- • **Compact & Sleek Metallic Design:** Minimalist black finish fits perfectly with your MacBook Pro/Air and professional workspace.
- • **Immersive 5.1 Surround Sound Ready:** Unlock rich, multi-channel audio for your home theater or soundbar setups.
- • **Seamless Hi-Res Audio Transmission:** Experience crystal-clear sound up to 192 kHz/24-bit for audiophile-grade clarity.

## Overview

The Cubilux USB-C to TOSLINK Optical SPDIF Adapter converts your USB-C port into a high-fidelity optical audio output, supporting up to 192 kHz/24-bit stereo and 5.1 surround sound. Designed for MacBook Pro/Air and USB-C laptops, it delivers plug-and-play crystal-clear audio to soundbars, DACs, and home theater systems with a sleek, compact metallic build.

## Description

This USB-C adapter transmits optical audio to soundbars, home systems, or external DACs, enabling 5.1 surround. Supports stereo and 5.1 audio, limited by USB port.

## Features

- [Convert USB Port to SPDIF Transmitter] – Cubilux S/PDIF Output Adapter lets you transmit the optical audio signal from the USB Type C port of computers to soundbars, home audio system, external DAC or amplifier to enjoy 5.1 surround sound.
- [For Output ONLY] – This converter cannot be used in the opposite direction, not for receiving SPDIF signals from source devices like DACs/AMPs, not for recording audio.
- [Support 5.1 & Stereo Audio, NOT for 7.1] – This adapter can output stereo optical signal without any setup or software, and with a media player to decode 5.1 files and proper setting, it can output 5.1 surround sound, but this adapter does NOT support 7.1 surround sound due to the limitation of the USB port.
- [NOT for Partial-Featured USB Port] – This adapter is designed for computers and is not compatible with devices that devices with only partial-featured USB ports, such as TVs, Car USB ports, speakers’ USB ports, etc.
- [Crystal Clean Hi-Res Sound] – The USB Type C to TOSLINK Connector delivers crisp and clear sound from 48 KHz/24-bit to 192 KHz/24-bit with great clarity and rich audio details.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09QFYNB7Y |
| Best Sellers Rank | 3,679 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 11 in Digital-Analog Converters |
| Brand Name | Cubilux |
| Colour | black |
| Compatible Devices | USB-C or Thunderbolt 4/3 compatible devices |
| Connector Type | USB Type C, Toslink |
| Country of Origin | China |
| Current Rating | 2 Amps |
| Customer Reviews | 4.4 4.4 out of 5 stars (905) |
| Input Voltage | 5 Volts |
| Item Dimensions | 22.9 x 2 x 1.5 centimetres |
| Item Weight | 0.02 Kilograms |
| Manufacturer | Cubilux |
| Manufacturer Part Number | Z10-14BK |
| Model Number | CUB-USBOPT |
| Nominal Power | 0.4 Watts |
| Number of Items | 1 |
| Number of Ports | 2 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Product Finish Type | Metallic |
| Product Warranty | 1 year |
| Specific Uses For Product | Computers, Laptops |
| Unit Count | 1.0 count |

## Product Details

- **Colour:** black
- **Compatible devices:** USB-C or Thunderbolt 4/3 compatible devices
- **Connector type:** USB Type C, Toslink
- **Item dimensions L x W x H:** 22.9 x 2 x 1.5 centimetres
- **Specific uses for product:** Computers, Laptops

## Images

![Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers - Image 1](https://m.media-amazon.com/images/I/51Bw3VmCeVL.jpg)
![Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers - Image 2](https://m.media-amazon.com/images/I/71YP8fyUpOL.jpg)
![Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers - Image 3](https://m.media-amazon.com/images/I/71z9dD6MQ5L.jpg)
![Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers - Image 4](https://m.media-amazon.com/images/I/71z8izIuTqL.jpg)
![Cubilux USB C to TOSLINK Optical SPDIF Adapter, 192 kHz / 24 Bit | Unidirectional Type C to Optical Audio Output with DAC and S/PDIF Transmitter for MacBook Pro/Air, Laptops and Computers - Image 5](https://m.media-amazon.com/images/I/610evC60EIL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Does this unit support outputting at 44,100 and 48,000 Hz?**
A: Hi, it supports 44.1K/48KHz sampling rate, as well as 96KHz & 192KHz.

**Q: Is this adapter bi-directional?**
A: Hi, it's uni-directional and only for USB to SPDIF conversion.

**Q: Can you use it to record mp3 music from the pc to a sony md player-recorder please**
A: Hi, if Sony MD player supports SPDIF input for music recording, then you could use this adapter for this purpose.

**Q: I received & I tried connecting to my PC it shows in the System> sound as SPDIF interface but cant get the output on my Sonos Ray, what to do?**
A: Have you changed the sound output of the PC?
In Windows 11 you can do this from System/Sound. Select 'SPDIF Interface' for the output and ensure the volume is > 0.

## Frequently Bought Together

- Cubilux USB C to SPDIF Transmitter, Unidirectional Type C to Optical Audio Output Adapter with 192KHz/24bit DAC for MacBook Pro/Air, Laptop, Computer
- KabelDirekt Optical Audio Cable – 10ft Digital Optical Cable for soundbars, Fiber Optic Lead (Digital S/PDIF Cable, Stereo Systems/amplifiers/amps, Home Cinema, Xbox One/PS4)
- Cubilux USB A to TOSLINK Optical Audio Adapter, Unidirectional USB Type A to SPDIF Digital Converter, S/PDIF Transmitter for Computer Laptop PC ONLY, NOT for TV Or Other Devices

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-08-21*