A nomadic person will certainly pick his headphones first of all when packing the luggage for traveling because a journey without any headphones is a bore to death. And if there is a wireless headphone, he will wish for the journey to last for many hours. They may cost more than the traditional headphones but the freedom from tangled cables proves the cost fair. Wireless headphones also have a feature of blocking out the noisy environment.
Another smart wireless device that connects to the home Wi-Fi, the universal remote control system is controlled by the free app. It can be used for any device which works on infrared signal like turning on/off TV, air condition. It can automatically turn devices on/off at a certain time.