A person holding a phone with a green screen

greenscreen greenscreen phone pov watching a video focused real time close up no audio phone with green screen editable holding a phone chromakey phone background insert video top view cell phone edit phone phone chroma key phone screen chroma key edit editing greenscreen editing watching videos mobile phone device mobile device greenscreen mobile device steady shot 4k resolution ultra hd indoors day watching phone greenscreen background insert footage cellphone telephone cellphone greenscreen telephone greenscreen cellphone background telephone background bright normal speed technology point of view natural light 5 seconds or longer fingertips scrolling