Ключевые слова: app, application, business, businessman, caucasian, checking, clock, communication, concept, confident, device, digital, display, elegant, email, executive, gadget, hand, internet, isolated, male, man, men, message, mobile, modern, office, one, people, person, phone, portable, portrait, posing, professional, screen, smart, smartphone, smartwatch, style, suit, technology, time, touch, touchscreen, using, watch, white, wrist, wristwatch,