Tracking left shot of unrecognizable businessman in suit texting on smartphone while walking along entrance hall in office building

mobile phone text messaging smart phone technology ceo touch screen business person corporate business film - moving image wireless technology communication connection portable information device businessman white collar worker businesswear corridor office manager formal businesswear telephone business men suit internet human hand typing expertise one person intelligence 4k resolution hand occupation tracking shot people motion indoors building entrance walking formalwear entrance hall equipment horizontal only men one man only males unrecognizable person close-up adults only mature adult white people adult human body part mid adult