SIIG (CE-DV0061-S1) Mini DVI Extender Reaches to the display units from 100ft away via a single CAT5 cable Transmits DVI signal up to 100ft at 1024 x 768 (XGA) and 50ft at 1600 x 1200 (UXGA) Ultra compact transmitter adapter can be directly plugged into the DVI output port of source unit without additional DVI link cable Ultra compact receiver adapter can be directly plugged the DVI input port of display unit without additional DVI link cable Both TX/RX units are designed with low energy demand, no external power adapters required