Supports 4K @ 30Hz resolution, Full 3D video & Deep Color ; Supports mirror, extended or video-wall modes ; Mirror mode duplicates computer screen onto connected displays ; Extended mode expands desktop workspace onto connected displays ; Video-wall mode uses 2 screens as 1 for a more immersive experience & requires a graphics card that supports video-wall function ; Mac(R) OS X(R) supports mirror mode on up to 2 displays and extended mode on only 1 display ; Plug & play--requires no external power supply; 3-year warranty;