Wireless Video Transmitter, Wireless Audio Transmitter
From Amazon
LogiLink UA0021D - USB 2.0 extender (extension via RJ45 cable) up to 50 m
Conrad Electronic
LogiLink UA0021D USB 1.1 Extension via RJ45 network cable 60 m
Athema Services
logilink line extender usb via cat5/6 interface cards/adapter up to