DOUK AUDIO U2 Istruzioni operative

U2 / U2 Pro Mini XMOS USB to

Coaxial /Optical Converter

Thank you very much for choosing our products,

please read this manual carefully before using.

How to use

Introduction

● USB Driver Installation

1. Connect U2/U2 PRO to the USB port of the computer with a USB

cable, the computer USB port also can be used for power supply.

For U2 pro version you also can use external DC 5V power adapter.

2. Enter computer management, there will be “HIFI DSD” device

appears in the device manager.

This is a USB to Toslink optical / coaxial / IIS(U2 PRO) audio converter,

a pure digital sound card, support common losselss playback, suitable

for PC computer, notebook, mobile phone, set-top box, rock 64,

raspberry pi and so on, it can provide better sound quality than their

own sound card.

3. Find the USB driver (XMOS-Stereo-USB-Audio-Class2-Driver-300

4_v4.13.0（dop for WIN7-WIN10) fromthe U-disk or contact us for

it. Double click it, and then click “Next”, as the following picture

shows:

4. Tick the agreement below, and click “Next”, as the following

picture shows:

5. Continue to click “Next”, as the following picture shows:

6. Click “Install” , as the following picture shows:

7. Begin to install, as the following picture shows:

8. Click “Finish”, then the driver installation is done, just as the

following picture shows:

Until it promots that the installation is completed, and click “Next”.

2. If your PC system is Win7, please click on the lower right

corner, and select “play back” in the popup menu and right click

“XMOS XS1-U8 DJ”, and select “Set as Default Device” in the

popup menu, as the following picture shows:

● How to Set XMOS as Output on the PC

1. If your PC system is Win10 or Win11, please click on the lower

right corner, and then click “∧” and select “XMOS XS1-U8 DJ”,

as the following picture shows:

2. Click “I Agree”, as the following picture shows:

4. Click “Next”, as the following picture shows:

5. Click “Next”, as the following picture shows:

6. Click “Install”, as the following picture shows:

3. Click “Next” , as the following picture shows:

● How to Play DSD Music on Foobar (V1.6.16)

1. Double click foobar2000_v1.6.16.exe and then click “Next”

7. The installation is in the process,please wait, as the following

picture shows:

8. The installation is done, click “Finish” as the following picture shows:

● Install asioproxy plug-in

Find ASIOProxyInstall‐0.7.1.2.exe in the foobar comment file in the

U-disk, and double click it and then click “Next”, when the progress

bar is finished, please click “Close” .

● Install ASIO plug-in

1. Select “File”‐‐>"Perferences" in the Menu bar of Foobar, the setting

box will appear and please select“Components”on the left, as the

following picture shows:

2. Select “Install” on the lower right corner，and the setting box will

appear, please select“foo_input_sacd.fb2k‐component”and “foo_

out_asio.fb2k‐component” in the foobar comment in the U-disk,

click “Open” , as the following picture shows:

Click“OK”，and then restart foobar, as the following picture shows:

How to Play Music on MAC

1. Please click Audirvana on the upper left corner of menu, click

current audio output device and you will see HIFI DSD device,

then select DSD mode to DSD over PCM1.1

● Playback settings

Select “File”‐‐>"Perferences" in the menu bar of foobar, and the setting

box will appear, please select “Play back-->Output”，then the options

of Device on the right please select ASIO:foo_dsd_asio, then click

“OK”, as the following picture

shows:

● Plug-in Settings

1. Double click“Output”you will see ASIO below, click foo_dsd_asio

option of ASIO drivers on the right, as the following picture shows

2. Double click foo_dsd_asio then the following menu will appear,

please select the options as the picture shows, then click the“×”

on the upper right coner to close and exit.

Note：if you want to play DSD256, please install driver: iBassoAudio

_USB-DAC_driver_v3.26.0（the installation process is the same as

the above）, and DSD Playback Method please select “ASIO Native”

3. Click “SACD” below “Tools”, and set “ASIO drivermode” as “DSD”,

then click“OK”：

4. Please set the volume to 100 to play DSD music,click the speaker

on the lower right corner and click XMOS XS1-U8 DJ and turn the

volume up to 100:

2. Click the speaker on the upper right corner of menu, and select

HIFI DSD.

1. 32/64bit Win7 / Win8 / Win10 / Win11 systems need to install driver,

please download the driver from U-disk (comes with the item) or

2. Native Mac OS 10.6 and above, can use the system's own driver.

And Native Linux with UAC2 compliant kernel also can use the

system's own driver.(Has tested on Ubuntu and Daphile systems,

based on INTEL X86)

3. In general, USB input default supports Android 5.0 system while

Android 4.2 and above need phones with OTG function.

Recommend to use Hiby player to play DSD music. OTG cable

(for Android system) or camera kit (for IOS system) need to

prepare by youself.

System compatibility

Front and back panels

Warm tips

Parameters

Contact information

Address: Room 1329, Wang Cheng Building, Long Guan street,

Long Hua new District, Shenzhen, Guang Dong, China

Contact: LIU CHENXI

Tel: +86-18570015672

Email: [email protected]

Audio Input

Audio Output

USB Chip

Coaxial Supported

Sampling Rate

Optical Supported

Sampling Rate

Width Bit

Working Voltage

Working current

USB

XMOS XU208

DC 5V

DSD: DOP DSD64-128

Native DSD 64-256

130 mA

Note：DSD Native need to install this driver：

iBassoAudio_USB-DAC_driver_v3.26.0（Native for win10)

Coaxial/Optical

PCM:44.1K-192K

DSD:DOP DSD64

PCM:44.1K-192K

DSD:DOP DSD64

None

16-24 Bit

U2 PRO

Coaxial/Optical/IIS

PCM:44.1K-192K

DSD:DOP DSD64

PCM:44.1K-192K

DSD:DOP DSD64

PCM:44.1K-384K

16-32 Bit

USB input

Optical output

Coaxial output

1. Play DSD music need to set the volume of computer/mobile phone

to maximum (100), or else there will be no sound output.

2. If there is no sound when using other software, please turn off

FOOBAR, then find "XMOS S1-U8 DJ (ST)" in the system"Audio",

right-click and select "Set as Default Device".

3. For U2 pro, if you use external power supply, please make sure

the voltage is DC 5V, over 5V will result in damage.

4. For U2 PRO, the pins of IIS is suitable for the HDMI interface of

PS decoders.

5. For U2 PRO, play DSD256 music need to install native driver,

please install from the U-disk or download from the website.

PRO

None

IIS Supported

Sampling Rate

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