HDMI Matrix

UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

Shenzhen Aikexin Electronics Co.,Ltd is one of the leading China UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone manufacturers and suppliers, and also a professional company, welcome to wholesale HDMI true matrix,HDMI switch splitter, hdmi extender,hdmi converter digital to analog audio converter from our factory.

    Product details

    UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    Model No: 4KDK402

    INTRODUCTIONUHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    The HDMI 4X2 Matrix can connect four HD Source with two HD Display,which can also do extra audio output by the SPDIF port or Headphone port.It can switch or distribute the four HD Source to the two HD Display easily. The matrix also can support ARC function,which can upstream the TV audio to the amplifier.

    FEATUREUHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    1.Four HDMI input support only HDMI single mode input.

    2.The output A support extra audio output by SPDIF port and 3.5mm Headphone port.

    3.HDMI to achieve the synchronization of audio signal separation.There are ADV/2.0CH/5.1CH three kinds of audio mode options

    4.Support Full-HD 1080P, Full 3D

    5.Support 4k*2k resolution

    6.Support deep color 30bit,36bit,48bit

    7.Support Blue-Ray 24/50/60fs/HD-DVD/ xv YCC

    8.Digital audio format, as DTS-HD / Dolby-true HD/LPCM7.1 / DTS / Dolby-AC3  /DSD

    9.Support signal retiming

    10.Support input up to 15 meters AWG24 HDMI standard cable length,output up to 

    25 meters AWG24 cable length

    11.Inputs can be switched with the IR remote control, also can be controlled by 

    two switch buttons

    12.The SPDIF a output  can be chose by pressing the switch key or the remote

    13.It can come back to the default the input 1 status when restarted or reset

    14.Led status Light allow the user to know the working status easily

    15.No loss of quality

    16.Installs in minutes

    17.Need DC5V power supply

    SPECIFICATION: UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone                                          

    HDMI STANDARD………………………  HDMI support 4K*2K input and 3D

    HDMI resolution …………24/50/60fs/1080p/1080i/720p/576p/576i/480p/480i

    Support video color format ………………24bit/deep color 30bit,36bit, 48bit

    Support audio format HD/Dolby-true HD / LPCM7.1 / DTS / Dolby-AC3 / DSD

    Audio output…………………………………………DIF and 3.5mm Stereo 

    Max transmission bandwidth……340MHz    

    Max baud rate…….10.2Gbps

    Input/Output TMDS signal ……………………………………0.5~1.5Volts p-p

    Input/Output DDC signal …………………………………………5Volts p-p (TTL)

    Input cable distance..… …………………≤15m AWG24 HDMI standard cable

    Output cable distance……………………≤25m AWG24 HDMI standard cable

    Max working current……………………………………………………1300mA

    Power adapter format......Input:AC(50HZ,60HZ)100V-240V;Output;.DC5V/2A

    Operating Temperature range………………………………… (-15 to +55℃)

    Operating Humidity range......................5 to 90%RH (No Condensation)

    The accessories with the machines as list: UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone




    1.4v HDMI Matrix 4x2

    1 pc

    Support 1080p 3D 4kx2k

    Remote Control

    1 pc

    Remote switch

    DC5V power adapter

    1 pc


    User Manual

    1 pc


    Packing: color box ; 20pcs/ctn; CTN Size: 59.5x28x33.5cm; GW. about 15kgs

    Physical Connection Showing Picture:UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    Figure 1.0 Front Panel Showing Picture

    ON/OFF: Power Switch

    POWER: Power Led Status Light

    A: HDMI A Output Led Status Light 

    A(1-4): 1-4 input led status light when output from A

    IR:  IR Receiver

    B: HDMI B Output led status light

    B(1-4): 1-4 Input led status light when output from B

    ARC: ARC Led status Light 

    SPDIF: SPDIF Port Led status Light

    2CH: 2CH Audio Led Status Light 

    5.1CH: 5CH Audio Led Status Light 

    ADV: Advance Audio Led Status Light

    A key: HDMI A output switch button

    B key: HDMI B output switch button

    ARC:  ARC Function On/Off  Key(only the HDMI output A port supports ARC function).

    SPDIF/ : SPDIF and headphone audio ON/OFF switch.

    Audio:  Switch button for Audio output mode, it can choose 5.1CH,2.0CH,ADV[Advance Audio] three kinds of audio output mode by circulate switching[When switch to 5.1CH audio mode output, the Digital audio signal receiving terminal must can support DTS/DOLBY-AC3 decode,or the input D audio signal receiving terminal will have no sound output; If need the audio signal receiving terminal can output the audio,pls switch to 2CH audio mode.When audio output switch to the ADV(Advance Audio) mode,the audio output format will be decided by the audio signal receiving machine audio decode ability.The splitter will output 7.1 channel audio signal while the output end connects the av amplifier with HDMI port that support 7.1 channel audio decode.(the HD Source signal itself is 7.1 channel)

    Figure 1.1 rear panel showing picture

    DC5V: 5V DC-DC Power Interface

    HDMI IN1-HDMI IN 4: HDMI input interface 

    OUT-B: HDMI B output interface 

    OET-A:HDMI A output interface

    SPDIF:SPDIF optical output interface: 3.5mm audio signal output

    Operating and Connecting:UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    1.To use the HDMI cable to connect the HDMI output port of the HD Source with The HDMI input port of the matrix. Connect one cable from each HDMI source devices  into HDMI Matrix inputs.

    2.Connect one cable from each display nto the HDMI Matrix outputs.

    3.Connect audio output SPDIF or 3.5mm Headphone with stereo Equipment.

    4.Use the RMT-IR remote control port to remotely switch between sources.

    5.Connect 5V power supply to the HDMI 4X2 HIFI Matrix.

    IR Remote Operating Instruction UHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    1.Firstly take off the plastic film that inserted in the rear of remote board

    2.The A and B signifies the HDMI A output and B output.

    3.If the Signal output from A,only press the number key above A line,the signal 2 will output from A

    4.ARC:ARC Function On/Off Key(only the HDMI output A port supports ARC function).

    5.SPDIF/ :SPDIF and headphone audio ON/OFF switch 

    6.2CH: 2 channel stereo mode  

    7.5.1CH:5.1 channel mode 

    8.ADV:Advance Audio mode

    9.The plastic film is strongly advised to insert the rear of the remote board when the remote is not used for long time.

    NotesUHD HDMI Matrix 4x2 Splitter Switch Support 4Kx2K ARC/CEC/Toslink /Headphone

    Please use the machine as the instruction listed to keep the long use lifetime of machine.

    1.The machine should be placed at the spot far from the Damp, High-Temperature,    Dusty,Erosive, and oxidative environment.

    2.All parts will be free from the strong shake,hit,fall.

    3.Touching the power adapter with the wet hands is prohibited.

    4.Pls hold the power adapter head and do not pull its cord when cut off from the socket.

    5.Pls turn the power off when the machine is not used for long time .

    6.Pls do not open the cover and do not touch the inside parts.

    7.Pls use the original factory power adapter.

    Before power on, pls check the connection line carefully.And make sure that all interfaces are normally connected. The common trouble shooting way shows below:

    Serial NO

    Trouble Description

    Cause and ways to deal with



    1. Check if the power adapter head is truly and correctly inserted the power socket.

    2. Check the power switch if it is in on status


    No picture

    1. Pls to make sure that the TV is on and has been connected with the machine.

    2. To check if the signal source is on and well connected

    3. Check the system connection quality

    4. Check if the line is all good quality.

    5. Check the cable quality


    Obscure picture

    1. To try again to connect the cable to be free from the unsuccessful connection.

    2. HDMI cable quality



    1. Pls check if the film that stops the current has been taken out

    2. To check if the remote battery is working full

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