Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Dell Pocket DJ and DJ 20 GB Released Dell yesterday unveiled their new portable Mp3 players, the Dell DJ 20GB for \$249 and the Pocket DJ 5GB for \$199. Both units will be available beginning November in the USA.

Sci/Tech