The NTI ST-1FODVI-R-SC500M is an additional receiver ONLY for the VGA-DVI-FOSC Extender System. When used with the VGA-DVI-FOSC VGA converter/transmitter (sold separately) the ST-1FODVI-R-SC500M receiver connects to a remote DVI monitor.
Please Note: Fiber Cable NOT included. It is recommended to a simplex multimode SC 50-micron fiber optic cable to extend the remote unit up to 1,640 ft (not included). Simplex multimode SC 62.5-micron fiber optic cables are also compatible.