Connect via USB cable your iPhone to the computer. Start the application required to write files to iPhone – iTunes. If it is not installed, download it from the official website of the developers. To do this, start a web browser, go to open iTunes and click on the link Free Download.
On the opened page, specify which version you want to download, then click Download Now. Wait while the file downloads. After complete downloading double click on it and install the application.
In the interface of iTunes, choose File – > New playlist. Then in the left column in the tab "Playlists" give it a name. It will be used to record music on your iPhone.
Using Windows Explorer (or any other file Manager) to locate the audio files you want to transfer to iPhone. Select them, then drag to the program window, iTunes created playlist. To do this, click with the left mouse button on the highlighted files and hold the button, drag them. This way you can add to playlist and other music files you want to burn on iPhone
Add to playlist cover. Select all the files in it, click on them with right mouse button and select "Information". In the opened window, select "Skin" and then download the desired image.
It remains the most important thing is to record music. In the "Devices" section, select iPhone, then click the "Music". Check the box next to "Sync music" and then choose "Selected playlists". Tick the playlist you created, and then click "Apply". Wait until the end of the process.