RM-1211 INSIALLAIION:ROOF MOUNTED THE DISPLAYSCREEN:IBM VOLTAGE: 12V VIEW ANGLE:160°(H) 160°(V) BRIGHTHESS:250cd/m2 CONTRASTRAT:200:1 INPUT SIGNAL:VIDEO RESPONSE TIME: ≤20ms OPERATING TEMPERATURE:0-40 GRAOSS WEIGHT:3.5KG PRODUCT WEIGHT:3KG BOX SIZE:335×143×305mm RESOLUTION:1280×768