Ключевые слова: abstract, business, button, call, communicate, communication, concept, connect, connection, contact, detail, dial, digital, electronic, equipment, gadget, helpline, internet, key, keyboard, keypad, mobile, network, number, operator, payphone, phone, press, public, receiver, receptionist, response, retro, selective, technology, telecommunication, telecommunications, telemarketing, telephone, touch, typing, vintage,