Model Number: RD16/OD/P4-H27 Brand Name: Royal Display Key Specifications/Special Features: Outdoor LED display is designated for outdoor events for advertisement, notice or performance purposes, which require quality of high brightness and being waterproof.Outdoor LED display is widely used in various outdoor events, including airport information display, stadium advertisement and score board, concerts and performance stages, highway billboards, shopping malls, residential quarter boards etc.We provide not only outdoor display screens and modules of different pixels, but also installation solutions based on our years of experience and participation of all sorts of programs for outdoor LED display. ParameterP4 Pixel pitch(mm) 4 Lamp encapsulation SMD1921 Pixel density(Pixel/sq.m.) 62500 Module dimensions(LxWxH)/(mm) 256x128 Module resolution(dot) 64x32 Cabinet dimensions(LxWxH)/(mm) 768x768 Cabinet resolution(dot) 192*192 Color grayscale(Bit) 12-16 Refresh rate(Hz) 60 Scan 1/8 Brightness(nit） 5500 Optimal horizontal viewing angle（°） 120 Optimal vertical viewing angle（°） 50 AC input voltage(V) 110-220 AC input frequency(Hz) 50-60 AC input power typical value(W/㎡) 360 AC input power maximum value(W/㎡) 1200 IP rating(front/rear) IP65/IP42 Lifetime typical value(hrs) 100000