Ключевые слова: assistance, assistant, audio, backdrop, background, banner, business, call, call centre, callcenter, center, centre, communication, computer, contact, customer, desk, device, dial, dialing, empty, equipment, global, headphone, headphones, headset, help, helpdesk, helpline, hotline, internet, keyboard, laptop, live, marketing, microphone, modern, office, online, operator, outbound, phone, sales, service, support, technology, telemarketing, telephone, voice, voip,