Hand Holding a Phone with a Green Screen on the Train

green device screen mobile app using phone mobile phone screen partition smart phone train text messaging chroma key vehicle interior information medium backgrounds wireless human hand economy 4k colored background photo messaging equipment communication banking human arm day entertainment entertainment occupation paying telephone hand young adult human limb poland projection screen adult limb white finance entertainment event holding adult student arts caucasian indoors arms raised culture currency women adults only surfing the net gripping young men 30-39 years 20-29 years 40-49 years leisure facilities leisure activity body part enjoyment screen actors guild relaxation