Ключевые слова: background, battery, black, business, cable, cell, cellphone, cellular, charge, charger, charging, communication, computer, connection, cordless, device, digital, display, electricity, electronic, energy, equipment, fast, gadget, hand, icon, isolated, led, low, mobile, mobility, modern, network, new, pad, phone, portable, power, presentation, screen, smart, smartphone, supply, tablet, technology, telephone, touch, warning, white, wireless,