Ключевые слова: assistance, assistant, background, black, business, call, call center, call centre, center, centre, communication, contact, contact us, copy space, customer service, customer service representative, desk, equipment, global communications, handsfree device, headphones, headset, help, help desk, helpdesk, helpline, hotline, internet, it support, marketing, microphone, mobility, network, office, online, phone, reception, sales, service, switchboard operator, technology, telecom, telecommunications, telemarketing, telephone, telephone receiver, telephony, voice over internet protocol, voip, wireless technology,