LINK-MI LM-TV04 Video Wall Controller HDMI VGA AV USB 2x2 Four stitching image

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Model Number
Brand Name
Product Type
2x2 Video Wall Controller
HDMI and VGA Resolution
Up to 1920x1080 @ 60Hz
HDMI Interface
HDMI ( Supports HDCP 1.3, DVI 1.0 )
VGA Interface
AV Interface
AV Standard
USB Video
USB Audio
USB Picture

LINK-MI LM-TV04 Video Wall Controller HDMI VGA AV  USB Processor 2x2 Four images stitching image processor 4 TV shows a screen splicing


    The 2x2 Video Wall Controller is designed to be a truly in/out modular video wall processor, to capture, AD convert, route, distribute all-format signal to multiple video wall, including LCD TV,DID, DLP, Plasma, etc., while maintaining a true digital signal.

    The 2x2 Video Wall Controller ontroller with many different video interfaces,include HDMI,VGA,AV,and it is can decode video(like RMVB),audio(like MP3),Photo(like JPG) by itself through USB interface.each video with audio can be switched together.output HDMI interface,resolution is 1080P or 720P or 1024*768, chose by user.

    The 2x2 Video Wall Controller can be controlled by remote,button and RS232.



LINK-MI TV04 4 Channel HDMI VGA AV Video Processor 2x2 Video Wall Controller 22


Users are more simple, more intuitive, more humane in operation , designed infrared remote control, the center control can also be controlled via RS-232. User through buttons or the remote control process one-click shortcut control and full-function.


1,Quad-screen processing
     LM-TV04 supports 4-way HDMI output signal, connected to 4 LCD TV or other display devices such as projectors, DLP, plasma and other display unit, the 4 display unit spliced to form a large screen. LM-TV04 can be customized 2x2,1x4,4x1 and other mosaic pattern according to the user's requirements.
2, input signal
     Supports 1 composite video, 1 VGA, 1 HDMI, 1 USB four signal inputs totally, HDMI and USB signal interface with audio decoding, composite video and VGA signal plus the corresponding audio binding interface, all the input video signal can achieve synchronized output switching with audio.
3, Mirroring
     Compared with ordinary video wall controller, LM-TV04 contain 180-degree image flip function for each screen. A up row of LCD TV rotated 180 degrees, thereby significantly reducing LCD splicing gap, reducing image distortion caused by the large seam , as shown below:
4,Edge mask function
     All display unit has some physical border gap, the image will appear pull-apart on visually and feel very unnatural if no edge shielding; past the edge mask processing ,the image without deformation, stretching, more natural and realistic . As contrast image shown of before and after handling the shield edge;
5, U disk play
Our products enable USB playback and stitching. After the basic functions of LCD splicing, users achieve simple video or picture format stitching playback, on the USB interface of our products just need to insert a U disk , no need to configurate a computer or other playback devices, simple and practical .
USB can support a number of popular video, pictures, MP3, TXT documents;
it can support the selected video or all Play;
It can support all video round robin play, pause, fast-forward, the program list and other functions;
6, Remote control 
The  remote control specially customized for LM-TV04, all functions correspond with it's buttons exactly. All functions can be done on the remote control like settings, switching, adjustable, and use ultra-sensitive design, remote control distance up to 7-10 meters.
Installation machine
TV set: the LCD TV or other display device input signal is set into the corresponding HDMI channel;
HDMI Output and TV connection
HDMI1 connect to LCD1(Display 1);
HDMI2 connect to LCD2(Display 2);
HDMI3 connect to LCD3(Display 3);
HDMI4 connect to LCD4(Display 4);
as shown In the following diagram
Input signal interface
This machine support 1 USB, 1 HDMI, 1 VGA, 1 AV input, all inputs are embedded or bound to audio input, user can access all the signals or access to some of the signal, the input interface such as:
USB interface: can be directly inserted into the USB disk, embedded audio, you can play video, pictures, TXT documents, MP3 inside of the USB disk ;
HDMI interface: can be connected to the computer, players and other HDMI output device, embedded audio;
VGA interface: a device that can be connected to a computer or other device with a VGA A-IN is an audio interface with a VGA binding;
Video interface: V-video signal, R and L are respectively connected with the left and right channel audio signal of video binding;
Audio connection
     A-OUT for the audio output of the machine, it can connect with speaker or others.
Power on
     After all cable is connected, insert the AC power supply, turn on the power switch, the power indicator light is green, that the device is working.
Parameter setting
Complete splicing device installation and connection, open the switch will appear or display a black screen image signal. If black signal, need by remote control or button to switch to the corresponding signal source, such as: then the HDMI signal and ua1 switch directly to the HDMI signal source.
After the image is out, it is possible that some of the LCD screen image is inverted, or when the film because of the LCD screen frame caused by image distortion and other issues, this time we also need to set up the parameters of the mosaic through the menu keys (MENU), so we need to be familiar with the operation of the menu.
Press the MENU key, then press the left button to press the left button to come out a few different
Menu 1, 3, 4 categories of the factory has been set as the best recognized state, do not need to change, we need only to set menu 2:
1. OSD Language
Move the cursor to OSD Language,press left or right,then user can choose OSD language.
2.  Restore Factory default
Usually do not need to set up, if the user debugging is more messy, you can try to use the reset factory settings.
3. Mosaic on
Move the cursor to the Mosaic,press left or right to choose open mosaic or off,same as switch on the remote.
4. Mosaic config 2X2
Press left or right choose different mosaic mode,like 1X2,1X3,1X4,2X1,2X2,3X1,4X1.such as 1X2 mode,this is meaning line 1 and row 2.
5. Mosaic mac address 1
The mac address is the machine output interface,if this display unit connect to the HDMI1 interface,user move the cursor to the mosaic mac address and press left or right,this display unit will display mosaic mac address:1
6.Soft Address setting 1
This address can be changed,change the one display unit soft address,the display unit display different video.
Such as 2*2 mode:
Out mode
Can be set 1080P60, 720P60, [email protected] three resolution output to adapt to different display devices. You can press “7” on the remoter choose different resolution.
Out Type
    Can be set HDMI or DVI model.if you set HDMI model,the HDMI port will output audio;if you set DVI model,the HDMI port will not output audio.But A-out is analog audio output port,no mater HDMI or DVI model,it have audio output.If your monitor only support DVI model,you must choose DVI output,if your monitor only support HDMI model,you must choose HDMI can press “9” on the remoter choose DVI or HDMI output model.
USB function
This video wall controller can decoding video, audio,picture,TXT file of USB disk signal
Video:Decoding a lot of different formats of video files,like *.mp4/*.avi/*.mpeg/*.wmv/*rmvb and so on,video file up to 1920*1080
Audio: decoding MP3 and other formats audio files.
Photo: decoding JPG and others.
TXT: decoding ,TXT file.
play all the video or need to play the picture, TXT document, MP3 content, you can press the remote control to return the keys and then re enter the play folder, press the play / pause button to play all of the content, or through the navigation keys to select some of the contents of the OK.
Normal playback state according to the remote OK key can be transferred out of the fast forward, slow progress, a song, a song pause, image playback mode.
RS232 Controller
Product Size

1.  Truly in/out modular design--- truly concept modular, in/out boards

2.  All-format signal capture--- including composite video, VGA, DVI, HDMI etc.

3.  Fully-digital processing channel inside --- Built-in conversion for analog/digital, interlaced/progressive, resolution, aspect ratio and refresh rate.

4.  individually supports 180° rotation

5.  Easy maintenance--- suitable for all environment

6.  Various control port---RS232, remote controller.

7.  HDCP compliant---HDMI 1.3, HDCP protection


TV04 Video Wall Controller HDMI VGA AV USB Processor2x2  (2)

Product Overviews




TV04 Video Wall Controller HDMI VGA AV USB Processor2x2  (3)



Packing Contents

1. Main Unit. 2x2 Video Wall Controller

2. 1pcs Remote Controller

3. 1pcs Power Adapter

4. 1pcs User Manual

5. 1pcs IR Cable

Packing Information






Shipping CompanyShipping CostEstimated Delivery Time
DHL3 - 7 days
UPS Expedited3 - 7 days
EMS5 - 14 days
Post Air MailFree Shipping15 - 45 days
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N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
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