HDMI Extender Over TCP/IP Netswitch Kit with 3.5mm Audio Output 1 HDMI Transmitter to Many HDMI Receiver Over CAT5e CAT6 Cable Up to 394ft120m(HSV891 1Pair) 394FT HDMI Extender over Single Cat5e Cat6With a single Cat5e/6 cable, you can easily extend HDMI audio/video signals for up to 393FT. Connect your HDMI source device (PC, game console, Blu-ray player, media player) to the Transmitter, utilize existing Ethernet structure in your house/office to connect the transmitter to Receiver. 1 Sender to Many Receiver over TCP/IPThe hdmi extender support hdmi splitter mode via router/LAN switch, 1 sender can support up to 253pcs receivers. Low LatencyPowerful processing capability keep lower video latency &lt; 150ms.It will not cause the audio video to be out of sync. Audio extractorThe audio is embedded in video, but with audio extractor function, you can connect audio with amplifier.etc via 3.5mm jack. Quality After-sales ServiceWe promise :24h e-mail online reply,30-Day Money Back Guarantee and 12-Month Warranty.