StarTech.com 4K HDMI over IP Receiver for ST12MHDLAN4K - Video Over IP Extender with Support for Video Wall - 4KThis 4K HDMI over IP receiver works with the 4K HDMI over IP Extender Kit (sold separately) and lets you extend a 4K HDMI signal, as well as RS 232 peripheral device connections, over your network. You can use additional receivers (sold separately) to distribute the HDMI signal to multiple locations, each with 4K support, and combine your remote displays to create a video wall. The IP receiver also features RS 232 extension which enables you to add a