I would include cell phones , DVD and Blu-ray flat- screen televisions into my story to give the readers a sense of our world.
Explanation:
At this time, the world and its people are connected by cell phones.
Everything that is shown to the world by the media, can be seen clearly and with a good audio output, by using DVD and Blu ray flat screen televisions, as these are equipped with the latest technology to display the images clearly.
People use Social platforms ,to spread information to every corner of the world. This is possible, when each and every individual has a cell phone with an internet connection.
So, If I were writing a story , I would like to include these gadgets as part of my storyline, as this would depict the time and the sense of our world ,at that time to the readers.