FCC ID: 2BBL5-MA01 Music Streamer

mini-i
Pro
4

User
Manual
(Draft)

Packling
list

1. Product

2. Remote
control

3. Quick
start
guide,
warranty
card

Parts
and
names

1.

Top

a. /

Power
on/Standby

230

After
connecting
to
the
power
supply,
press
this
button
to
turn
on
the
unit,
hold
the

button
for
two
seconds
to
enter
standby.
It
takes
about
30
seconds
for
the
first
start
up

after
connecting
to
the
power
supply
each
time.

When
the
device
is
working,
press
this
button
to
mute,
press
again
to
unmute.

2.

Front

a. Headphone
jack

6.35mm4.4mm

The
6.35
mm
headphone
jack
is
for
single-ended
headphones,
the
4.4
mm
headphone

jack
is
for
balanced
headphones.

b.

LCD
screen

c. Volume
key

Tap
on
the
arrow
keys
to
change
the
volume
step
by
step.

2

Hold
on
the
arrow
keys
to

2.

LCD
screen

a. Media
and
audio
information

Including
album
art,
track
title,
artist,
duration,
audio
format,
sampling
rate
of
the

track
and
the
filter
type
being
used.

Status

Including
status
of
clock,
network
connection,
USB
storage,
NAS
and
Async/Sync
mode.

Input
channel

The
name
of
selected
input
channel.

Output
channel
and
volume

The
selected
output
channel
and
volume
level.

b.

Operation
of
touch
screen

Swipe
right
to
open
the
shortcut
page.

Swipe
left
to
open
menu.

3.

Rear

a. Analog
output

RCAXLR

Connect
to
active
speakers
or
amplifiers
through
RCA
or
XLR
cables.

b.

Analog
input

RCA

Connect
to
vinyl
turntables
or
devices
with
analog
outputs
through
RCA
cabels.

c. Optical
&
Coaxial
input

S/PDIF

Connect
to
front-end
devices
with
S/PDIF
signal
outputs
through
optical
or
coaxial
cables.

d. HDMI
ARC

HDMI
ARC

HDMI

Connect
to
TVs
with
ARC
(Audio
Return
Channel)
functionalities
through
HDMI
cables.

e. USB

USB
Audio

USB
BUSB
C

h.

Reset
button

Only
use
this
button
when
the
unit
works
incorrectly,
the
unit
can
be
reset
to
factory

state.
Please
operate
under
the
instructions
by
service
team
from
Matrix
Audio.

i. Ethernet

Connect
to
LAN
port
of
the
network
router,
the
connection
supports
up
to
Gigabit

Ethernet
transmission.

k. AC
Input

AC100-240V

This
unit
adapts
to
AC100-240V
power
voltage
range
.
Please
make
sure
to
use
the

product
in
the
power
voltage
range
mentioned
above.

Please
use
the
power
cable
which
includes
an
earth
wire.
Please
ensure
you
have
a

reliable
earth
wire
connection.
Otherwise,
the
casing
of
the
unit
may
have
a
slightly

charged
touch.
If
you
need
the
unit
to
be
turned
off
completely,
please
unplug
the
power

cable.

4.

Remote
Control

a. /

Power
on/Standby

b.

Dimmer

d.

Input
channels
(some
are
reserved)

e. /

Mute/Unmute

Press
to
mute,
press
again
to
unmute.
You
also
can
unmute
by
pressing
the
volume
+/-

buttons
in
mute
state.

f. Volume

g. Filters

Switch
the
corresponding
filter
types
applied
to
the
current
playing
audio
format
in
a

loop.

i. Playback
control
area

When
the
input
channel
supports,
the
playback
can
be
controlled
by
these
buttons.

CR2032

Slide
in
the
direction
of
the
arrow
to
open
the
battery
holder.
Please
pay
attention
to
the

polarity
when
installing
the
batteries.

8 Point
the
remote
control
to
the
element
device
when
using
it,
the
operating
distance
is
about

8
meters.
When
the
battery
is
low,
the
LED
indicator
on
the
remote
control
flashes
red,
there

will
also
be
a
notification
showing
on
the
device
screen.

5 If
there
are
more
than
one
Matrix
Audio
device
in
a
single
environment,
in
order
to

prevent
1
remote
control
from
controlling
multiple
devices
at
the
same
time,
we
preset
5

address
codes
in
the
remote
control,
these
address
codes
can
be
configured
in
the

Settings
menu
showing
below,
and
follow
the
instructions
on
the
screen.

Operations
before
using

1.

Connect
to
Network

LAN

DHCP

IP

Connect
the
product
to
the
LAN
port
of
the
network
router
through
an
Ethernet
cable.
It
is

recommended
to
set
up
the
router
as
a
DHCP
server,
the
unit
will
be
assigned
an
IP

address
automatically.
Select
"LAN"
in
option
Network
in
Settings
menu,
you
can

configure
the
network
specs
manually,
after
joining
the
network,
there
will
be
an

Ethernet
icon
shown
in
the
status
bar.
As
shown
below:

Wi-Fi

Wi-Fi

SSID 2.4GHz/5GHz

Enter
Settings
menu
-
Network
-
Wi-Fi,
after
the
network
scanning
complete,
choose
the

SSID
of
your
network
and
enter
the
passwords,
there
will
be
a
wireless
connection
icon

shown
in
the
status
bar
after
connected.
The
element
devices
support
2.4GHz/5GHz

wireless
network.

When
the
connection
has
no
Internet
access,
there
will
be
a




icon
in
the
status
bar,
as
shown

below:

2. MA
Remote
App

MA
Remote
App

Install
MA
Remote
App
for
your
iPad,
iPhone
or
Android
phone.

AppMA
Remote
App

Open
the
app,
follow
the
instructions
to
add
the
device
to
MA
Remote
App.

MA
Remote
App
matrix-

digi.com/tutorials

To
control
and
configure
the
element
devices
through
MA
Remote
App,
or
playback

streaming
music
from
the
device,
please
refer
to
matrix-digi.com/tutorials
for

instructions.

3. USB

Driver
for
USB
Audio

Windows7/8/10/11

When
connecting
the
element
devices
to
a
Windows
7/8/10/11
computer
via
USB

connection
as
an
external
audio
device,
please
install
drivers
as
following
instructions:

i. Next

Double-click
the
driver
installation
package
and
click
"Next".

b. Install

Select
installation
path
and
click
"Install".

c. next

Click
"Next"
after
the
installation
is
complete.

d. Finish

Click
"Finish"
to
close
the
Setup
Wizard.

macOS Its
no
need
to
install
drivers
for
macOS,
just
select
element
Series
as
the
audio
output

device
in
Sound
Preferences.

Lightning
to
USB
Camera
AdapterLightningiOS

The
element
devices
can
be
connected
to
an
iPhone
or
iPad
via
a
Lightning
to
USB

Camera
Adapter.

OTG

element
devices
can
be
connected
to
Android
devices
via
an
OTG
adapter,
but
not
every

Android
devices
are
compatible
with
element
devices
via
OTG
connection.

Appendix

1.

Technical
specifications

2.

Power
specifications

3.

Other
specifications

4. MQA

About
MQA

MQA MQAMQA
full
decoderUSB MQA

MQA

MQA

MQA
Studio
/

MQA

MQA

MQA


MQA

MQA

MQAMQA2016

About
MQA
(Master
Quality
Authenticated) This
unit
includes
a
MQA
full
decoder,
which
enables
you
to
playback
MQA
audio
files
via

streaming
or
USB
audio
port,
delivering
the
sound
of
the
original
master
recording.

The
dots
beside
the
MQA
logo
green
or
blue
to
indicate
that
the
unit
is
decoding
and
playing
an

MQA
stream
or
file,
and
denotes
provenance
to
ensure
that
the
sound
is
identical
to
that
of
the

source
material.
It
glows
blue
to
indicate
it
is
playing
an
MQA
Studio
file,
which
has
either
been

approved
in
the
studio
by
the
artist/producer
or
has
been
verified
by
the
copyright
owner.

MQAMQA

The
dot
glows
magenta
to
indicate
that
the
unit
is
rendering
an
MQA
stream
or
file.
This
delivers

the
final
unfold
of
the
MQA
file.

MQA

MQA
and
the
Sound
Wave
Device
are
registered
trade
marks
of
MQA
Limited.
2016

5. Roon
Ready

About
Roon
Ready

Roon
ReadyRoon

Being
Roon
Ready
means
that
Matrix
Audio
music
streamers
transparently
discover
and
connect

to
Roon
without
any
configuration,
and
bit-perfect
audio
is
delivered
from
Roon
to
your
music

streamer.

6. Spotify

About
Spotify

Spotify
spotify.com/connect

Use
your
phone,
tablet
or
computer
as
a
remote
control
for
Spotify.
Go
to
spotify.com/connect

to
learn
how.

Spotifyhttps://www.spotify.com/connect/third-party-

licenses.

The
Spotify
Software
is
subject
to
third
party
licenses
found
here:

https://www.spotify.com/connect/third-party-licenses.

5

(AC)

Precautions

-
This
product
is
for
indoor
use
only.

-
For
full
ventilation,
it
is
recommended
to
reserve
a
space
of
larger
than
5
cm
around
the
device.

-
Do
not
cover
the
air
vents
with
stuffs
such
as
papers,
tablecloths,
and
curtains
to
obstruct

ventilation.

-
Do
not
place
stuff
with
flame,
such
as
lighted
candles,
on
the
device.

-
If
the
device
is
used
in
tropical
areas,
please
be
careful
to
prevent
insects
from
entering
the
unit

through
the
air
vents.

-
The
device
must
not
be
subject
to
water
droplets
or
splashes.
Please
do
not
place
stuffs
filled

with
liquids
such
as
vases
and
cups
on
or
near
the
device.

-
Do
not
put
stuffs
around
the
device
power
plug
and
the
AC
power
socket,
in
order
to

disconnect
the
power
supply
easily
when
needed.

FCC Statement:

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for aClass B digital device, pursuant to part 15 ofthe FCCRules. Theselimits aredesigned to provide reasonable protection against harmful interference in a residential installation. This equipmentgenerates,usesandcanradiateradiofrequencyenergyand,ifnotinstalled andused inaccordance withthe instructions,may causeharmfulinterferencetoradio communications.However,there isno guaranteethatinterferencewill notoccur ina particularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioor television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna. Increase the separation between the equipment and receiver. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. Thisequipment complies withFCC radiation exposure limits setforth for an uncontrolled environment. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. This equipment should be installed and operated with minimum distance 20cm between the radiator&your body.

Labellocation Size:50mm*30mm Label:

Productname:MusicStreamer Productmodel:miniiPro4 FCCID:2BBL5MA01 Manufacturer:MatrixElectronicTechnologyCo.,LTD

Matrix Electronic Technology Co., LTD Agent Authorization Letter 2023-06-20 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: LETTER OF AGENT AUTHORIZATION To Whom It May Concern:

We, the undersigned, hereby authorize Shenzhen Most Technology Service Co., Ltd. to act on our behalf in all matters relating to application for equipment authorization, including the signing of all documents relating to these matters. We also hereby certify that no party to the application authorized hereunder is subject to the denial of benefits, including FCC benefits, pursuant to Section 5301 of the Anti-Drug Abuse Act of 1988, 21 U.S.C.853(a). This agreement expires one year from the current date. Sincerely, Name:

Position:

Company Name:

Address:

Tel / Fax E-Mail:

Tao Yang Certification Engineer Matrix Electronic Technology Co., LTD Room 801 Block B, #111 Fengcheng 5th Road Xi'an Shaanxi China

+8613389298588 / 029-86211122 yangtao@matrix-digi.com

(MatrixElectronicTechnologyCo.,LTD)

(2023.06.20) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID:2BBL5MA01)

[MatrixElectronicTechnologyCo.,LTD](theapplicant)certifiesthattheequipment forwhichauthorizationissoughtisnotcoveredequipmentprohibitedfromreceiving anequipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely,

(Applicantsignature)

(Applicantprintedname) TaoYang

(MatrixElectronicTechnologyCo.,LTD)

(2023.06.20) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(FCCID:2BBL5MA01)

[MatrixElectronicTechnologyCo.,LTD](theapplicant)certifiesthat,asofthedateof thefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListasan entityproducingcoveredequipment. Sincerely,

(Applicantsignature)

(Applicantprintedname) TaoYang

Matrix Electronic Technology Co., LTD Long Term Confidentiality Request Letter 2023-06-20 Eurofins Electrical and Electronic Testing NA, Inc. 914 West Patapsco Avenue Baltimore, MD 21230 USA RE: CONFIDENTIALITY REQUEST FOR (FCC ID: 2BBL5-MA01) To Whom It May Concern:

This letter serves as an official request for confidentiality under sections 0.457 and 0.459 of CFR 47. We have requested that the

- e.g. Block diagram

- e.g. SCH

- e.g. Operational Description required to be submitted with this application be permanently withheld from public review. The above documents are company proprietary information that could never get into the possession of your competition. Please contact me if there is any information you may need. Sincerely, Name:

Position:

Company Name:

Address:

Tel / Fax E-Mail:

Tao Yang Certification Engineer Matrix Electronic Technology Co., LTD Room 801 Block B, #111 Fengcheng 5th Road Xi'an Shaanxi China

+8613389298588 / 029-86211122 yangtao@matrix-digi.com

Model difference letter Dear MET Reviewer, This is a new Application from Matrix Electronic Technology Co., LTD 2023.06.20 Model No.: element S, element S2, element X2 Pure, element X2, element X2S, element X3, element M2, element M2S, element M3, element i2, element i2S, element i3, mini-i 4,mini-i Pro 4 Use mini-i Pro 4 for all tests.Only difference in model names Thank you for your cooperation!

Yours sincerely, Signatory:

Name:

Position:

Company Name:

Address:

Tel / Fax E-Mail:

Tao Yang Certification Engineer Matrix Electronic Technology Co., LTD Room 801 Block B, #111 Fengcheng 5th Road Xi'an Shaanxi China

+8613389298588 / 029-86211122 yangtao@matrix-digi.com

Matrix Electronic Technology Co., Ltd 801, Block B, Hengshi International Center, 111 Fengcheng Fifth Road, Xi an Economic and Technological Development Zone, Shaanxi Province U.S. Agent Designation for Service of Process -

Certification Attestation Letter 6/20/2023 Federal Communications Commission Authorization and Evaluation Division 41435 Oakland Mills Road Columbia, MD 21046 ATTN.: Reviewing Engineer FCC ID: 2BBL5-MA01 Per section 2.911(d)(7) of the FCC rules, Matrix Electronic Technology Co., Ltd (the applicant) certifies that the equipment for which authorization is sought is designated to the following U.S. agent* for service of process:

Federal Registration Number (FRN): 0033701590 Company Name: UUX GROUP INC Physical U.S. Company Address: 36 South 18th Avenue, Suite A Brighton, CO USA 80601 County: Adams Agent name: Jack Fu Agent Email Address: uuxforever@outlook.com The above contact person accepts the obligation for service of process. The applicant accepts to maintain an agent for no less than one year after the grantee has terminated all marketing and importation or the conclusion of any Commission-related proceeding involving the equipment. This Agreement is valid until: Eternally. Applicant Signed: Agent Signed (if different to Applicant):

Signed: Yousg Qo : ry 7 Printed name: Yatig Tao 7 ae. i \

Title: die 1 Li Title: ee = a nology Co., Ltd Company Name: UUX GROUP INC Company Nee S Date: 6/20/2032: Date: 6/20/2023

* the applicant must designate a contact located in the United States for purposes of acting as the applicant's agent for service of process, regardless of whether the applicant is a domestic or foreign entity. An applicant located in the United States may designate itself as the agent for service of process.