... RCA,Audio input 4.DC6-12V Input,No Blue Screen 5.CE,FCC,CCC 7 Inch FPV Kit ... & No Blue Screen & Best for Aerophotography Applications :If you are still ... for FPV users, it doesn't have "blue screen" problem when the signal gets weak. This feature ... FPV Kit & No Blue Screen & Best for Aerophotography Model:FPV-769A Display Screen:7"digital panelSpecificationDot Resolution:800x480 ...