The AC-EX70-444-KIT is an advanced HDBaseT extender designed to transmit 4K60 4:4:4 HDR video signals at 18Gbps over a single CAT cable, recommended CAT6a. It uses Invisible Compression Technology (ICT) to deliver nearly lossless high-bandwidth 4K HDR signals without color banding or shifting, maintaining deep color and HDR metadata integrity. Key features include full HDR support (HDR10, HDR10+, HLG), 4K>1080p downscaling, EDID management, 3D support, bi-directional 48 V PoH power, Ethernet pass-through, and bi-directional RS232 transport. The unit supports cascading for ultra-long distances, includes built-in test patterns for troubleshooting, and has ESD protection to 7 KV. This CE certified and RoHS compliant extender is ideal for clean point-to-point HDMI extension, retrofit jobs, and integration in matrix switch systems.