Ключевые слова: app, application, audio, background, black, cell, cellphone, color image, communication, computer, connection, copy, copy space, desk, device, digital, display, earphones, electronic, empty, gadget, hairstyle, headphones, horizontal, internet, leisure activity, listening, mobile, mobile phone, modern, music, phone, playlist, radio, relaxation, screen, smart, smart phone, smartphone, sound, surface, table, technology, telephone, white, wireless technology, wood, wooden,