Ключевые слова: adult, agent, assistant, business, businessman, call, camera, caucasian, center, cheerful, communication, confident, consultant, contact, corporate, customer, face, gray, handsome, happy, headphone, headset, isolated, looking, male, man, microphone, office, one, operator, people, person, phone, portrait, professional, representative, sales, service, smile, support, teleconference, telemarketing, telephone, work, worker,