Ключевые слова: airplane, antenna, auto, background, bandwidth, buttons, car, communication, computer, concept, control, controlled, distant, driving, electrical, equipment, flying, frequency, games, hand, handset, helicopter, hobbies, isolated, joystick, keypad, leisure, metal, model, object, plane, power, push, radio, receiver, recreational, remote, ship, solution, sport, stick, switch, symbol, technology, toy, transmitter, transport, transportation, vehicle, white,