Specification:Strech bar Front Panel:Toughened glass or acrylic,High transparency Back:Cold-rolled sheet metal board Support:WIFI,LAN,4G Housing material:Sheet Metal / Aluminium Profile Type:TFT Brightness:350-800cd/m2 Viewing Angle:178°(H)/178°(V) Response Time:5ms Input Voltage:AC100-240V, 50/60Hz