up to 99 independent zero-latency players with: 
 
 
 
Standard controls (play, pause, stop, cue) 
 
 
Pitch control with Master Tempo (from -100% to +100%) 
 
3 band equalizer High, Mid, and Low with Kill and +/-30db gain 
 
Independant key control
 
Resonant filter
 
One-click beat matching and synchronization (FAME algorithm)
 
BeatLock engine for keeping songs in-sync and in-time
 
Dynamic beat-matching visualizer
 
Automatic beat-matched crossfading
 
Automatic BPM and KEY calculation
 
Automatic pitch matching
 
Automatic audio gain matching
 
Real scratch simulation
 
Automatic seamless and beat-aware LOOP functionality
 
Synchronized sampler with 12 instant record and playback slots
 
Time-Stretch and Master Tempo Pitch algorithms
 
Automatic first beat and last beat detection
 
Automatic 4/4 phase detection
 
Infinite number of cue points per song saved for instant recall each time the song is loaded
 
Beat-aware effect plugins (included: beatgrid, flippin doubles, vocal remover, frequency filter, flanger, backspin, brake, etc…)
 
VST effects compatibility (PC version Only)
 
Video mix with windowed or FULL SCREEN TV output using 2nd video output
 
Karaoke CDG+MP3 and/or ZIP support
 
FreeFrame and custom video effects
 
Infinite number of video effects applied simultaneously
 
DJ-specific video transition plugins
 
Song database engine with easy-to-use search feature
 
CoverFlow or text-only song browsing
 
Compatible with iTunes playlists (iTunes DRM files not supported)
 
MP3 ID3 Tag compatibility
 
User-defined automatic filter folders
 
Automatic Hot-Swap of external hard drives
 
Ready-to-burn recording of a DJs mix to CD
 
Broadcast on the Internet
 
CD to MP3 encoder
 
Multi-channel sound card, dual-sound card or Y-splitter output for real-time monitoring or external mixer use
 
ASIO soundcard compatibility
 
CoreAudio soundcard compatibility
 
Fully customizable skin engine and shortcut macro engine
 
VDJScript: powerful macro language used in skins, shortcuts, or controller mapping
 
Compatibility and customizable mapping with most external MIDI and HID controllers (more than 80 included, many more downloadable)
 
Optional automatic playlist mixing: VirtualDJ recognizes the style of the music (techno, hip hop, lounge) and adapts the mix accordingly
 
Netsearch: search and play any song from an online database of more than 8 million tracks
 
MusicGroup: get live recommendations based on what you play and the feedback from millions of other DJs around the world
 
GenuisDJ: automatically fill your folders with the latest hits 
 
depending on what you usually play