1. The whole screen can be seamless Mosaic,flatness,there will be no gap2. Control power supply constant power chip,double capacitance high power.stable heat dissipation,long life,more urable.3. Use national standard all copper power supply wire,anti-oxidation.anti-aging,waterproof,flame retardant,can be used for a long time without damage .4. Using 6-pin copper bracket lamp beads,the current uniform brightness.long useful life,beautiful color without shad.5. Use angle extension technology to ensure the image is not distorted and the color is not distorted.Characteristic:Remote cluster controlHigh brightness,easy installation.Optional-Synchronous stereoAutomatic brightness adjustmentOptional-Remote power off control3G/4G/USB/CLOUD /WIFI Control4G/FI control by mobile phone/computer/ipad/cloud, you can send the videos to the screens together without distance limitation