Star Tech. com 4K HDMI over IP Receiver for ST12MHDLAN4K Use this 4K receiver with your HDMI extender over IP kit (ST12MHDLAN4K) to scale the extender to additional displays for your video wall or other digital signage applications Key features Versatile video distribution with support for large multi-display presentations, video walls, video switching and point-to-point extension Astonishing picture quality over IP with support for 4K at 30Hz resolution Free mobile app makes it easy to manage switching video wall control (iOS / Android / Chrome browser)