Tripp Lite"s B140-002-DD takes in two PC DVI source video signals, and splits each to two remote monitors. Passive, non-powered Receivers allow distances up to 50ft @ 1920x1080 resolution, or 100ft @ 1024x768 resolution, over solid conductor Cat6 cable. Active, powered Receivers extend the distance to 150ft @ 1920x1080, and 200ft @ 1024x768 (receivers purchased separately). Additional monitors can be daisy-chained (up to 3) on each channel, allowing four monitors per channel, by using Tripp Lite B140-110 Repeater/Extender. Tripp Lite recommends Cat6 Solid Conductor patch cables for Digital Extenders (DVI/HDMI). Tripp Lite N202 series patch cables are designed specifically for these types of devices...pre-terminated, Solid Conductor Cat6 patch cables up to 200ft.