The DVI-D Splitter with HDCP compatibility by Impact Acoustics™ will connect two HDTV displays or two computer monitors equipped with DVI inputs. HDCP compatibility means this splitter will work with high definition video from sources like DirecTV®, Dish Network®, cable television and HD-DVD. Compatible with DVI-D equipped PC video cards operating at a maximum resolution of 1600 x 1200 or with video devices at 408p, 480i, 720p and 1080i scan rates. Cascadable, three units can feed up to 4 monitors from 1 source. Built-in DVI repeater allows lossless runs up to 10 meters from the splitter. Please note that sync is set to output 1.