Small Pitch 4mm Indoor Advertising LED display

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China main port
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Min Order Qty:
10 m²
Supply Capability:
10000000 m²/month

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Product Description:


4mm indoor LED display 
1)module size :128*128mm 

Small pitch 4mm indoor advertising LED display


  1) Service principles

response in time,  solve problems as soon as possible and ensure the use.

 2) Service period

 In the Maintenance period of the LED screen body, free of all maintenance charges; After Maintenance period, only charge the material costs fees free of manual work fees

 3) Service scope

 If the users find any problem that cannot be solved, please contact with our company, we can response in 24 hours. 

 LED screen composition   

MODEL NO:Ri-T4                                         

pixel pitch4mmbest view distance4m-12m
pixel configuration1R1G1BPower1170w/470w
Led typeSMD2020Scanning method1/16scanning
Module resolution32dotsx32dotsdriving methodconstant current
module size128mmx128mmview angle(H/V)120/120degree
cabinet resolution128dotsx128dotslife time100000hours
cabinet size512mmx512mmframe frequency60HZ/50HZ
module quantity4x4pcsrefresh frequency600HZ-2000HZ
cabinet weight45kg/m2/ 35kg/m2gray grad12bits-16bits
cabinet materialSteel/aluminumcolors36BITS-48bits
pixel density62500dots/sqmwork temperature-20to+40degree
brightness1800CD/sqminput voltageAC110-220V
brightness adjustmentautomatic 256levelsIP garde(F/B)IP50/IP20
control distancecat cable:100m.muti mode fiber 500m, single mode fiber 15km


 Long lifetime:  Adopting high quality LED lamps as core material and patent PCB design for the screen, it essentially ensures long lifetime fo the product.

Wide view angle:  Highly wavelength consistency of LED lamp and 120°horizontal and vertical view angles guarantee viewers can see the playing miages from any direction in front.

 Stable performanve: we make a spceial treatment of anti-electromagnetic wave and adopt distribution scan and modular design for the screen and it works more reliable and stables.

 Exquisite images:Nonlinearity correction technology makes the images exquisite clear, video images vivid and fidelity.

 Excellent flatness: percision design of module frame parts controls the deviation of beighbouring modules within 0.1mm and it has an excellent flatness without mosaic..

 High contrast:consistend deep black patent masks and black face lamps make the contrast higher and the color fresher.

 Live broadcast: It can support DVI,HDMI, 3G/HD/SC with SDI high definition display mode, suit for TV programes  VCDprogrames, DVDprogrames and live broadcasting indoor  .

 Easy installation: Modular design makes the installation and maintance easier.

 ♦ Good  material:Adopting same levels of imported LED chips from taiwan, USA or Japan, high quality driving IC, low nosie power supply, which can guarantee the screen works mooth in the environment of -20 degree to 40degree.

 ♦ Multiple formarts :Customers can choose any one of display formats for the screen, it can supports TXT, graphoc, picture animation and video programe.

 Lacquer coating: Lacquer coasting can protect the PCB and relevant components from erosion of environment, it has the good resistance performance of low and high temperature, and excellent features of insulation, moisture proof, anti-creeping ,dustprrof,anti-corrosin.

 High shockproof performance: The cabinets must be tested for shockprrof performance before shipment to avoid poor contact because of loose of screws and disconnection of cables after ling line -haul.

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