Of course your iPhone comes with a multitude of ringtones, all very original and attractive, but will you stop there? Why not create your own ringtones from your audio and video? For this you just need a tool like ImTOO iPhone Ringtone Maker.
With ImTOO iPhone Ringtone Maker you have a professional tool that lets you obtain and create ringtones from the video and audio you want. It works with AVI, MPEG, WMV, DivX, MP4, H.264/AVC, AVCHD, MKV, RM, MOV, XviD, 3GP, MP3, WMA, WAV, RA, M4A, AAC, AC3, OGG, etc.
The audio editor that comes with ImTOO iPhone Ringtone Maker lets you select the exact audio fragment you want for your ringtone. Once selected, it is directly converted to M4R format, so you can use it immediately in your iPhone.