1.7 inch fpv kit, 2.800x480,400cd/m2,LED backlight 3.RCA,Audio ... Blue Screen 5.CE,FCC,CCC,SGS 7 Inch FPV Kit & No Blue Screen & Best for Aerophotography Applications :If you ... Bluescreen when signal gets weak DescriptionProduct Name:7 inch FPV Kit & No Blue Screen & Best for Aerophotography Model:FPV-769A ... Pack 4600mAh(could last 6 hours) 7 inch FPV Kit & No Blue Screen&Best for Aerophotography