What is DRM
DRM is short for Digital Rights Managements. Most of iTunes music are M4P files with DRM protection. DRM is a generic term that refers to access control technologies used by hardware manufacturers, publishers and copyright holders to limit usage of digital media or devices. iTunes store, as the biggest online music retailer, is selling M4P songs with Fairplay -- Apple's version of Digital Rights Managements. The purchased M4P songs can be only played on iTunes or Apple produced players like iPod or iPhone.
Convert M4P to AAC or MP3
If you want to play M4P songs on your Sony Ericsson Xperia X1, you need to convert M4P to plain AAC or convert M4P to MP3. Burning the M4P files to an audio CD and ripping the tracks to MP3 or AAC in iTunes is a widely used way to convert M4P to MP3 or convert M4P to AAC. However, burning and ripping will always cost much time. And if you don't need to use the burned CD, it will be a waste of CD disc. Some people also uses sound recording program to convert M4P to MP3.
Convert M4P to MP3 for Sony Ericsson Xperia X1 with Noteburner
Noteburner is designed to convert M4P to AAC and convert M4P to AAC. Noteburner is a smart way to convert M4P to MP3 for your Sony Ericsson Xperia X1. It simulates the process of burning an audio CD and ripping an audio CD with a virtual CD burner. You don't really need to insert a CD disc for converting M4P to MP3 or M4P to AAC.
Noteburner installs a virtual CD burner on your computer and you can select the virtual burner in media players with burning features. To convert M4P to AAC or convert M4P to MP3 for Sony Ericsson Xperia X1, you need to set Noteburner as default CD burner in iTunes. In iTunes 8, add the M4P songs you want to convert to the playlist, and click "burn disc" in right bottom of iTunes, then select Noteburner's virtual CD-RW in burner list, then start burning, Noteburner will convert M4P to AAC or M4P to MP3 very quickly.
Then connect your Sony Ericsson Xperia X1 to the computer and you can simply copy the converted AAC or MP3 files to play on Sony Ericsson Xperia X1. Now you can easily enjoy your iTunes library on Sony Ericsson Xperia X1. Enjoy!












