How to Extract Audio from Video/ DVD to iPhone (iPhone 4S) for Mac
Audio formats supported for iPhone (iPhone 4S)
AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV.
Extract audio from video/ DVD to iPhone on Mac
There are a lot of hot songs, great movie music, and audio books that are worth enjoying, while iPhone (iPhone 4S) plays certain kinds of audio formats which mentioned as above. So if you want to extract audio from video and DVD to play on iPhone, iPhone 3G, iPhone 3GS, iPhone 4G, iPhone 4S and other audio players. Just convert the video/ DVD to audio which are playable for iPhone.
iPhone Audio Converter for Mac could not only convert video files including VOB, WMV, MKV, FLV, MPG to iPhone audio, but also rip DVD to audio formats for iPhone on Mac OS X (include Snow Leopard, Lion).
Step 1. Download Mac Audio to iPhone Converter. And import video or DVD files by clicking "Add Files". Here you are allowed to import files in batch.
Free Download Audio to iPhone Converter Pro for Mac

Step 2. Select MP3 as output format. Besides, you can also choose AAC, WAV, AIFF for your iPhone (iPhone 4S).

Step 3. Customize the output file formats to make the parameters as precise as possible for better output quality.

Step 4. Click "Start" to extract audio from video or DVD to import to original iPhone (including iPhone 4S)and other players.
