Ключевые слова: agent, azure, background, black, blue, business, button, call, callcenter, center, clipart, communication, contact, customer, cyan, dark, design, device, equipment, headphone, headset, icon, illustration, image, isolated, logo, man, microphone, ocean, operator, person, phone, sea, secretary, service, shadow, sign, silhouette, simple, soft, support, symbol, talk, technology, telemarketing, telephone, web, woman, worker,