It is a media editing programme for creating cd's/dvd's etc that usually comes free with Dell pc's. There is quite a lot of discussion about it on the web - you will see that a lot of people have been having trouble with it and have uninstalled it. If you look at your programmes you will probably find that you have Windows Media Player and possibly another similar programme installed, all of which perform the same function.
For iTunes you need an: "iTunes-compatible CD or DVD recorder to create audio CDs, MP3 CDs, or back-up CDs or DVDs"
Here is an article about Windows Media Player that may help you. I do not use iTunes but I do have an MP3 player and successfully transfer music from my PC to it via Windows Media Player which converts it into MP3's