Ключевые слова: agent, answer, business, button, call, center, close, closeup, communication, concept, consultant, customer, depth, detail, dial, dof, fax, field, focus, hand, help, helpline, key, keyboard, keypad, line, male, manager, marketing, number, of, operator, phone, pick, pick up, press, push, receptionist, response, selective, seller, service, support, telecommunication, telemarketing, telephone, touch, typing, us, using, white,