Specific DVD features include: 
DVD Front-End navigation using any DirectShow compatible combination of DVD Decoder filters. 
Automatic and Manual DVD Graph Construction with many pre-built profiles for easy selection and registration of filters. 
DVD Overlay Color control including an easy to use on-screen interface (For cards that support it, tested on Radeon series). 
IRE-0 overlay setting (Tested on Radeon series). 
Smart DVD bookmark system. 
Auto loading of selected bookmarks on Play to bypass previously seen DVD menus. 
Auto saving last disc's position for automatic resume at later times. 
Auto saving of disc definition file which includes a per-disc setting for later use (Aspect Ratio Video Position, Overlay Colors). 
Ability to assign DVD-Insert notification to Zoom Player or any other program. 
Multiple play speeds including manual specification. 
DVD Path definition for use with hard disk playback (with supporting filters). 
Preferred DVD Menu Language selection. 
Preferred DVD Audio Track selection by Language, Number of Channels and Audio Format (AC3/DTS/ETC...). 
Preferred DVD Subtitle selection. 
Replaceable background image for Stop Mode. 
Temporarily disable Auto-Play to prevent programs such as PC-Friendly popping up. 
DVD Trailers interface allowing you to play trailers prior to starting the movie. 
Automatic Aspect Ratio, Video and Blanking Position depending on the DVD type (Fullscreen, 16:9 Letterbox and 16:9 Anamorphic).