xDuoo XD05 PLUS User manual

XD05 PLUS
Quick Start Guide
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
About us
For more product information, please visit our
official website： http://www.xduoo.com
Or scan us directly to enter the official website

Introduction
XD05 PLUS is an upgraded version of the previous generation XD-05 , which
contains high performance USB, optical, coaxial audio decoding and headphone amp in
a tiny body, also compatible with 05BL.The output power has been increased to 1000mW
(at 32Ω load)! It can be connected to Windows, IOS and Android system with USB,
supporting up to 32Bit/384KHz PCM signal, DSD256 signal, 32Bit/384KHz DXD signal,
and also can be connected to all kinds of DAP output with coaxial or optical, supporting
up to 24Bit/192KHz PCM signal, DSD64(DOP). External with Gain settings, Thrust boost
settings, Bass boost settings, DAC filter settings and SRC set function. This product is
suitable for connecting with different audio source, such as PC, mobile phone, and other
types of playback equipment. It can improve the sound quality of the original playback
equipment effectively, and it also can drive a variety of high-end headphones, so that
you can enjoy more real, more shocking music!
Features
1. With an OLED display, real time display digital information flow.
2. Support PC USB audio decoding functions, work in asynchronous transfer mode,
support up to 32Bit/384KHz PCM signal; support up to 1bit/11.28MHz DSD signal, work in
DOP or NATIVE mode.
3. Support coaxial/optical audio decoding, support up to 24bit / 192Khz PCM and DSD64
signal.
4. Using USB OTG cable connection, support IOS, Android system’s phones and music
players' USB audio decoding, support up to 24Bit/192KHz PCM signal, DSD128 signal.
5. DAC chip uses AKM's new AK4493 chip to support native DSD, DXD and PCM signals.
6. Adopts two active Low Phase Noise Crystal Oscillators, work with CPLD, reduced Jitter
to undetectable level.
7. Conversion circuit, optimize power supply design through LDO circuit.
8、Follow the design of the op amp chip that can be replaced by yourself. Different chips
bring different sound quality to meet different personal preferences.
9、Increased thrust adjustment function, adapt to different impedance headphones.
10、1 Bass boost ON/OFF Switch.
11、One 2-Setting Gain Switch to set GAIN according to the headphones.
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
1

XD05 PLUS is an upgraded version of the previous generation XD-05 , which
contains high performance USB, optical, coaxial audio decoding and headphone amp in
a tiny body, also compatible with 05BL.The output power has been increased to 1000mW
(at 32Ω load)! It can be connected to Windows, IOS and Android system with USB,
supporting up to 32Bit/384KHz PCM signal, DSD256 signal, 32Bit/384KHz DXD signal,
and also can be connected to all kinds of DAP output with coaxial or optical, supporting
up to 24Bit/192KHz PCM signal, DSD64(DOP). External with Gain settings, Thrust boost
settings, Bass boost settings, DAC filter settings and SRC set function. This product is
suitable for connecting with different audio source, such as PC, mobile phone, and other
types of playback equipment. It can improve the sound quality of the original playback
equipment effectively, and it also can drive a variety of high-end headphones, so that
you can enjoy more real, more shocking music!
1. With an OLED display, real time display digital information flow.
2. Support PC USB audio decoding functions, work in asynchronous transfer mode,
support up to 32Bit/384KHz PCM signal; support up to 1bit/11.28MHz DSD signal, work in
DOP or NATIVE mode.
3. Support coaxial/optical audio decoding, support up to 24bit / 192Khz PCM and DSD64
signal.
4. Using USB OTG cable connection, support IOS, Android system’s phones and music
players' USB audio decoding, support up to 24Bit/192KHz PCM signal, DSD128 signal.
5. DAC chip uses AKM's new AK4493 chip to support native DSD, DXD and PCM signals.
6. Adopts two active Low Phase Noise Crystal Oscillators, work with CPLD, reduced Jitter
to undetectable level.
7. Conversion circuit, optimize power supply design through LDO circuit.
8、Follow the design of the op amp chip that can be replaced by yourself. Different chips
bring different sound quality to meet different personal preferences.
9、Increased thrust adjustment function, adapt to different impedance headphones.
10、1 Bass boost ON/OFF Switch.
11、One 2-Setting Gain Switch to set GAIN according to the headphones.
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
Parameter
Power Source: built-in 3.8V/5000mAh rechargeable lithium polymer battery
Screen: 0.91 inch OLED screen
Compliant OS: Windows XP/7/8/10, Mac OS X, IOS, Android system
Output power: 1000mW (32Ω load)
AMP:10 Hz~100kHz(±0.5dB)
Frequency Response: AMP:10Hz~100KHz (±0.5dB)
USB/SPDIF: 20Hz~20KHz (±0.5dB)
Sampling Rate Support:
USB PCM: 16-32Bit/44.1K-384KHz
DSD: DOP/NATIVE mode, DSD64-256 (1Bit/2.8M-11.2M)
DXD: 24-32Bit/352.8K-384KHz
OPT/COA PCM:16-24BIT/44.1K-192KHz,
DSD: 1bit/2.82Mhz(DOP)
Gain: +6/9/16dB
Bass boost: 0/+6dB
THD+N：
USB IN : 0.0016%@1kHz
COAXIAL IN：0.0016%@1kHz
OPTICAL IN：0.0016%@1kHz
AUX IN: 0.0009%@1kHz
S/N：117dB
CROSSTALK：≥75dB
Battery life:：≥13H (USB IN), ≥21H (SPDIF IN), ≥40H (AUX IN)
Charging time: Quick charge 5H (with charger), slow charge 11H (with computer)
Size：139X75X23mm
Weight：276g
2

1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
14、SRC Settings
Only for coaxial/optical input, can be set to 48/96/192KHZ.
15、INPUT Select： press to choose USB/Coaxial/Optical/AUX input.
1、6.5mm headphone jack
Applies to 16-600Ω headphones.
2、boost switch,
Increased thrust, adapt to different impedance headphones.
3、Bass boost switch
Boost up + 6 dB.
4、Gain switch
Gain Switch, boost up + 3/+11 dB, for drives high impedance headphone.
5、Power/Volume knob
Turn right to turn on the power, brighten the display, continue to increase the volume;
turn left to reduce the volume.
6、Screen
7、Line out/in jack
When it's as a USB/SPDIF decode, the port as a function of line out. Otherwise, as the
line in function.
8、USB audio input port
Compatible IOS/ Android /Win/Linux system computer.
9、Link LED
When USB connected, LINK Light turns on.
10、Charging indicator
Red light is on when charging, turns off when full charged.
11、Charging jack
Connect PC or charger to charge.
12、Optical/Coaxial input jack
Support up to 24 bit /192KHz and DSD64 digital signal.
13、Filter Settings
short press to select, the filter information as follow:
PCM1：Sharp roll-off filter，PCM2：Slow roll-off filter，
PCM3：Short delay Sharp roll-off filter，PCM4：Short delaySlow roll-off filter.
Parts and Controls
3

1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
14、SRC Settings
Only for coaxial/optical input, can be set to 48/96/192KHZ.
15、INPUT Select： press to choose USB/Coaxial/Optical/AUX input.
1、6.5mm headphone jack
Applies to 16-600Ω headphones.
2、boost switch,
Increased thrust, adapt to different impedance headphones.
3、Bass boost switch
Boost up + 6 dB.
4、Gain switch
Gain Switch, boost up + 3/+11 dB, for drives high impedance headphone.
5、Power/Volume knob
Turn right to turn on the power, brighten the display, continue to increase the volume;
turn left to reduce the volume.
6、Screen
7、Line out/in jack
When it's as a USB/SPDIF decode, the port as a function of line out. Otherwise, as the
line in function.
8、USB audio input port
Compatible IOS/ Android /Win/Linux system computer.
9、Link LED
When USB connected, LINK Light turns on.
10、Charging indicator
Red light is on when charging, turns off when full charged.
11、Charging jack
Connect PC or charger to charge.
12、Optical/Coaxial input jack
Support up to 24 bit /192KHz and DSD64 digital signal.
13、Filter Settings
short press to select, the filter information as follow:
PCM1：Sharp roll-off filter，PCM2：Slow roll-off filter，
PCM3：Short delay Sharp roll-off filter，PCM4：Short delaySlow roll-off filter.
Listening to Music
Screen Information
DSD
DSD1 39kHz
76kHz
78kHz
152kHz
156kHz
304kHz
DSD64 DSD128 DSD256
Filter
DSD2
13 14 15
1
7 8 9 10 11 12
2 3 4 56
44.1KHz
USB IN
Input soucre PCM3
Sampling Battery
DAC filter
4

1. Use the supplied USB line, and connect to Apple/Windows/Linux computer. Remember
to press INPUT key to USB IN position.
2. Use supplied Lightning to typec cable, to connect with IOS device like iPhone，iPod
Touch. Remember to press INPUT key to USB IN position.
(* Note: For the first time connecting with iphone, you should put the volume of
iphone to the maximum.)
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
Connecting to the Audio Device
5

4. Use the Coaxial cable, connect with a Coaxial audio output device. Remember to press
INPUT key to Coaxial in position.
5. Use the optical cable, connect with the Fiber audio output device. Remember to press
INPUT key to Optical in position.
3. Use supplied typec to typec cable, connect to Android mobile phone / player with the
OTG function. Remember to press INPUT key to USB IN position.
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
6

6. Use 3.5mm audio cable, connect with the Line out audio output device. Remember to
press INPUT key to AUX IN position.
4. Use the Coaxial cable, connect with a Coaxial audio output device. Remember to press
INPUT key to Coaxial in position.
1, When this unit is connected to the computer, the driver is required to be installed.(No
need if your system is MAC.)
2, you can downloaded the Driver from the official website, link: (http://ww-
w.xduoo.com/xduoo/EnDownload.asp), choose XDUOO USB Drive, guiding is inside the
package.
3, When using the device to play a high resolution audio files on the computer, we
recommend using Jriver or Foobar2000 player.
1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
Install USB Driver
Charging the unit
charge it after turning it off.
6. If you planning not to use the XD-05 for long time, charge it every half year to avoid
excessive battery discharge.
1. Charger specifications: output voltage 5V, output current ≥1A.
2. When charging, the red light is on, will turn off when full charged.
3. About 5 Hours for a full charging.
4. If use PC USB power to charge, it will take 11 hours.
5. Can be charged when the device in working, but it will take more time. Advice you
7

1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
charge it after turning it off.
6. If you planning not to use the XD-05 for long time, charge it every half year to avoid
excessive battery discharge.
XD05 Plus 1pc
Type-C USB Cable 1pc
Type-C to Type-C USB OTG cable 1pc
Type-C to Micro USB OTG cable 1pc
6.5 to 3.5 Converter 1pc
Rubber Feet 10pcs
Magic Stick 1pc
User Manual 1pc
Warranty Card 1pc
1. Charger specifications: output voltage 5V, output current ≥1A.
2. When charging, the red light is on, will turn off when full charged.
3. About 5 Hours for a full charging.
4. If use PC USB power to charge, it will take 11 hours.
5. Can be charged when the device in working, but it will take more time. Advice you
Package List
If you run into any problems using this unit, use the following checklist and read the
product support information on user’s manual. Should any problem persist, consult your
nearest xDuoo dealer or consult us.
The unit does not turn on.
→Charge the battery of the unit.
→When battery life reduces to half, the battery is approaching the end of its service life.
Consult your nearest xDuoo dealer for replacement.
The battery cannot be charged
→Check that the charge switch of unit is turned on.
→Check that the unit and your computer are firmly connected using the USB cable.
→Check that the computer is turned on and not in standby or sleep mode.
→A USB AC adaptor that is not recommended is being used.
→The battery is fully charged.
No sound
→Turn up the volume of connected device or the unit.
→Check that the unit and the audio device are connected correctly.
→Check that the connected device is turn on.
→When connected to a computer, there is no sound or sound is not played back
properly, check the device setting of you computer are correct.
Failed to install USB driver for windows
→Check that the unit is connected to computer.
Failed to connect to computer
→Check that the USB driver is successfully installed.
Troubleshooting
8

1. Connect headphone to the unit.
*Note: The XD05 PLUS only supports dual channel Headset, does not support the
mono Headset or Headset with remote control function or microphone function.
2. Connect audio device with the unit.
For details, see "Connecting to the Audio Device”.
3. Turn the power/ volume knob to right to turn on the unit.
For the first time the unit connect with the computer would be taking some time.
4. Play music with the connected audio device.
5. Adjust the volume to your comfort zone, and start enjoying music.
6. Set the GAIN according to your headset, you can also set up BOOST and BASS and
DAC filter according to your preferences.
7. Bind your audio device with the unit with silicon tape to facilitate carrying.
If you run into any problems using this unit, use the following checklist and read the
product support information on user’s manual. Should any problem persist, consult your
nearest xDuoo dealer or consult us.
The unit does not turn on.
→Charge the battery of the unit.
→When battery life reduces to half, the battery is approaching the end of its service life.
Consult your nearest xDuoo dealer for replacement.
The battery cannot be charged
→Check that the charge switch of unit is turned on.
→Check that the unit and your computer are firmly connected using the USB cable.
→Check that the computer is turned on and not in standby or sleep mode.
→A USB AC adaptor that is not recommended is being used.
→The battery is fully charged.
No sound
→Turn up the volume of connected device or the unit.
Our products can enjoy 12-month free warranty services from the date of the sale, if the
warranty period is expired, our company will charge parts cost depend on the product
fault conditions. Accessories are not covered under warranty.
→Check that the unit and the audio device are connected correctly.
→Check that the connected device is turn on.
→When connected to a computer, there is no sound or sound is not played back
properly, check the device setting of you computer are correct.
Failed to install USB driver for windows
→Check that the unit is connected to computer.
Failed to connect to computer
→Check that the USB driver is successfully installed.
Warranty Information
xDuoo Technology Co., LTD
ADD: Room F1510,MingYueHuaDu Building, GongHe Industrial Road,
XiXiang Town, Bao'an District,ShenZhen,China
Tel：[phone]
E-mail：ser[email protected]
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