4 Way SVGA Powered Splitter - Split your DVR/NVR up to 4 monitors. The video splitters broadcast and boost one VGA signal source for 4 VGA monitors respectively. There is no software or interface card to install. Just connect the cables, power up the system and you are ready to have duplicated VGA images for multiple monitors with excellent quality. Superb high bandwidth circuit enables high-resolution VGA signal of 350Mhz to be displayed on multiple monitors.