D-Link DMC-300MSC-2 2 Port 10/100Base-TX Fast Ethernet Twisted-pair to 100Base-FX Fast Ethernet Fiber

HDMI Extender 60m Over Ethernet
Allows HDMI signals to be extended over a Coaxial cable (RG59/RG6) up to 60m (394ft)Sturdy surface mountable metal enclosure provides durability and minimizes EMI/RFI noise interference. Transfer Bidirectional Infrared control signal together with the HDMI signal. Transfer Bidirectional RS232 control and bidirectional ethernet signal  signal together with the HDMI signal.
Instead of expensive HDMI cable, use Ethernet cable to connect the HDMI source devices (such as HD camera, Blu-ray, Cable Box etc) to HDMI monitor for longer distance.  By using network routers or repeaters, you will be able to extend your HDMI signal without limit. Connect your HDMI source device to the Transmitter, utilize existing Ethernet structure in your house/office to connect the transmitter to Receiver, then connect your HDTV from a remote location to the Receiver with an HDMI cable. No driver required; Sturdy metal enclosure provides durability and minimizes EMI/RFI noise interference.