Product name 55 inch ultra narrow side liquid crystal splicing display unit           Product model YC4655           LCD panel Samsung           Back light source LED           Screen ratio 16:9           Appearance size 1213.5 * 684.3 * 114mm           Standard resolution 1920 x 1080           Power consumption of the whole machine 250W           Contrast 4000:1           The brightness of 700cd/ square meters (cd/m2)           Stitching edge seam 3.5mm           Response time (MS) 8ms           Angle of view 178 degrees /178 degrees (H, V)           Color 16.7M           Control signal Rs232           Stitching combined arbitrary line x arbitrary column (MxN)           Installation rack, wall mounted           Using temperature / humidity of 0 degrees Celsius to 60 degrees C /10% ~ 90% (no condensation)           Storage temperature / humidity -10 C ~ 60 C C /5--95% (no condensation)           Appearance color black           VGA * 1, HDMI * 1, DVI * 1, AV (BNC) * 1, *, RS232 * 2           Output signal AV (BNC) * 1, RS232 * 2           Product architecture rugged metal chassis, anti-static, anti magnetic, strong anti interference           Product certification 3C, CE, RoHS           Accessories to explain the wire accessories according to the project site