In "Options" window, activate "Record" option:

Record Type:
Drop down to select MP3 or MPEG2
Select MP3, record DVD audio into MP3 audio file
Select MPEG2, record DVD movie into MPEG2 video file
Save record file to:
Specify the path to save the record file
Auto split file size:
Activate for Video & Audio record type. Drop down to select different target record file size, you will split a large DVD file into several small video clips, thus you will have the record video file fit onto your portable video player device.

Customize split file size:
Drop down click Custom to pop up below box, here you can freely type the target file size you want to split.
Locate on Disk:
To quickly open the record file's folder