Ключевые слова: background, business, button, call, closeup, communication, computer, cordless phone, design, dial, digits, electronics, equipment, germany, icon, key, keyboard, keypad, keys, letter, metal, mobile, nostalgic, number, number pad, office, old, old fashioned, payphone, phone, public, retro, shiny, sign, silver, steel, surface, technology, telephone, texture, vandalism, vandalproof, vintage,