DDMALL HIPM system is a distributed HDMI over IP matrix switch system over the LAN. Each HIPM system supports up to 254 transmitters and 254 receivers so that there will be up to 254 videos sources and 254 display ternimals on the same system. You can unified manage all of the devices through HIPM App and monitor the status of each source. All of the transmitters and receivers are mini in size and USB-powered for easy setup and scattering installed everywhere you wish on the LAN with switch or powerline adapter. After the setup, you are ease with all the video control, management, distribution and switching.