Notice before order1) Parts included: LED module, signal cable between modules, power cable between module and power supply.2) Buy modules of same batch: to avoid brightness and color difference on one single screen, you must buy modules of the same batch. That is, you must buy the modules for one single screen by one order from us.3) Caution: Our LED modules can NOT be used as spare parts of your existing old LED display. We don’t offer technical support or services if you used our LED modules to replace existing old LED modules.4) Tariff: our price does not include any tariffs or duties at the destination, you should do import customs clearance and pay all tariff or duties locally.Instock Indoor P4 1/16Scan 64x32dot 256X128mm LED Display Module Parameter:LED Lamp SpecificationColorPackageIntensityViewing AngleWavelengthTesting ConditionsRedSMD202070-100mcd120°/120°620-625nm25℃,20mAGreenSMD2020120-200mcd120°/120°515-530nm25℃,10mABlueSMD202030-40mcd120°/120°465-475nm25℃,5mAModule ParameterPixel Pitch4mmPixel ConfigurationSMD2020Density62,500 pixels/㎡Module Resolution64pixel(L) * 32pixel(H)Module Dimension256mm(L) * 128mm(H) * 18mm(D)Driving ModeConstant current, 1/16 dutyModule MaskPure black mask—high contrast screenElectricity ParameterOptical RatingsBrightness≥1,000 cd/㎡Viewing Angle120°(Horizontal)； 120°(Vertical)Best Viewing Distance≥4mGray Grade14 bitsDisplay Color4.4 trillion colorsBrightness Adjustment100 grades by software or automatically by sensorMax. Power Consumption19 WControl SystemFrame Frequency≥60HzRefresh Frequency≥1,920HzInput SignalComposite Video, S-video, DVI, HDMI, SDI, HD-SDIControl Distance100m(Ethernet cable);20KM(optical fiber cable)Support VGA Mode800*600, 1024*768, 1280*1024, 1600*1200Color Temperature5000—9300 adjustableBrightness CorrectionPixel by pixel, module by module, cabinet by cabinetReliabilityWorking Temperature-20～ 60 ºCStorage Temperature-30～ 70 ºCWorking Humidity10%～90% RHLifetime100,000 hoursMTBF5000 hoursContinuous Operating Time≥72 hoursProtection GradeIP31Out-of-Control Pixel Rate≤0.01% Most pictures of P4 256x128mm SMD2121 LED Display Module：Download Specification: P4-256x128mm-SMD2020-LED-Display-Module-Specification