Ключевые слова: antique, blackboard, board, business, cable, call, chalk, classic, communicate, communication, concept, connect, connection, contact, device, dial, empty, equipment, handset, hot line, information, line, nostalgia, number, object, office, old, oldfashioned, phone, receiver, red, retro, rotary, service, support, talk, technology, telecommunication, telephone, vintage,