Based on the same technology used by TV stations and cable companies,ZvPro 280 makes it affordable to convert your VGA or HD video into anHDTV channel and broadcast it over simple to use COAX wiring to everyon-premise HDTV. Its standard QAM cable channel output can be receivedby practically any off-the-shelf digital cable-ready HDTV without requiringan additional box at the TV. Five-Year Warranty - ZeeVee is extending the warranty on all ZvPro and HDbridge products to five years. This warranty further demonstrates our confidence in the reliability and longevity of the ZeeVee equipment. Product needs to be manufactured in 2014 in order to qualify for the 5-year warranty. If it was manufactured prior to 2014 it will be covered by our two year warranty.