The RTI VXT-LR is an extender set for HDBaseT including 4K video, sound, Ethernet, control signals, and power (PoH) for distances up to 328ft. for the 4K video and up to 492ft. for 1080p. The pair also supports ARC (Audio Return Channel) and optical audio return. There is a TOSLINK input on receiver for TV models without ARCover-HDMI support and switchable audio de-embed or ARC breakout on Transmitter. Control signal transmission capability includes RS232 and IR. The receiver has 3 Ethernet ports and the two-way PoH enables either end to be powered for flexible installation options. The small physical size enables a unit to be mounted behind a video monitor.