Basicest BAS373 HDMI Extender over CAT5/CAT6 compatible ethernet cable, LAN or router connection for 1080p Full HD up to 120m with HDMI transmitter + receiver / receiver, HDCP - Plug & Play, no drivers need, no complicated settings, simply plug the HDMI cables and LAN cable into BAS-373. - Full HD transmitting, no loss of resolution, no loss of display quality and no noise! - Unlimited extending length, the distance you can connect is theoretically unlimited, by using the network routers or switches in between BAS-373. - 253 Port HDMI Splitter! 1 piece of Transmitter or BAS-373 can connect up to 253 pcs of Receivers, and HDMI display! - Supports all HDMI features including full HD 1080p, deep color, lip sync and CEC. And the product also supports all high resolution multichannel audio formats including Dolby Digital Plus, 7.1 LPCM, Dolby TrueHD and DTS Master Audio.