The Lindy 70m Cat.6 4x4 HDMI 4K60 Matrix Extender is a professional HDMI distribution system that transmits signals from four HDMI sources to four separate display devices using standard Cat.6 network cables. This matrix extender system supports resolutions up to 3840x2160 at 60 Hz with HDR compatibility, delivering high-quality video with an extended color range and dynamic contrast. The maximum transmission distances vary depending on the cable type: 70 meters with Cat.6 cables for 1920x1080 resolution or 40 meters with Cat.6A cables for full 4K content. Each output includes simultaneous HDMI connectivity for local monitoring, while independent downscaling to 1920x1080 ensures compatibility with various display types. Professional EDID management provides maximum compatibility with source devices and displays. The system supports Power over Cable distribution and requires only a single power source on the transmitter side for simplified installation. Control options include IR remote capability from receiver locations, front panel push buttons, RS-232 connectivity, and Ethernet integration for larger control systems. An integrated web interface allows for easy management via connected computers. This matrix extender is designed for applications that require reliable HDMI signal distribution across multiple zones, including commercial installations, educational institutions, home theater systems, and digital signage deployments. The performance specifications assume direct connections with high-quality Cat.6 solid core cables without intermediate wall plates or couplers.