[True 4K HDR Video for Professional Installations] Deliver crystal-clear picture quality with support for 4K@60Hz 4:4:4, HDR10, HLG, and Dolby Vision. Perfect for home theaters, boardrooms, digital signage, and multi-room AV setups requiring uncompromised UHD performance. [Auto 4K-to-1080P Downscaling on Every Output] Each HDMI output includes a built-in hardware downscaler that automatically adapts 4K sources to 1080P displays. Ideal for mixed-resolution environments such as sports bars, control rooms, classrooms, and church AV systems. [Independent S/PDIF Audio Breakout for Multi-Zone Audio] Each output offers a dedicated optical audio extraction port, supporting up to 5-channel HBR or 2-channel PCM. Easily feed distributed audio systems, soundbars, or amplifiers without additional hardware. [Smart EDID Management for Hassle-Free Integration] Choose from EDID presets, copy function, or Smart EDID assignment to ensure stable handshakes between sources and displays. Designed to prevent common installation issues like flickering, black screens, or audio mismatch. [Flexible Control Options for Any Project] Control via front panel buttons, IR remote, RS232, or IP/TCP—ideal for system integrators and automation setups. Fully compatible with universal control systems for seamless deployment. [Installer-Friendly Features & Future-Proof Firmware Updates] Includes firmware upgrade support via micro-USB and web UI, ensuring long-term performance enhancements. Compact, rack-friendly design with included mounting brackets for quick, clean installation. [Product Reliability] Preventing thunder strikes, built-in surge protection and ESD protection. Sturdy metal enclosure provides durability and minimizes noise interference. Mounting Brackets (with Screws) for additional installation. The AV Access 4KMX44-H2 is a professional-grade 4×4 HDMI matrix switcher engineered for installers who need reliability, flexibility, and seamless multi-display switching. Designed for both residential and commercial environments, it distributes up to four HDMI sources to four displays simultaneously, while delivering stunning 4K@60Hz 4:4:4 HDR, Dolby Vision, and HDCP 2.2 compliance. Where this matrix truly excels is in mixed-resolution projects. With a dedicated 4K→1080P downscaler on every output, you can route UHD sources to older Full HD screens without interruption—making it ideal for restaurants, sports bars, government facilities, control centers, university campuses, and multi-room AV systems. Every HDMI output includes a S/PDIF optical audio breakout, perfect for feeding distributed audio systems or expanding audio zones without additional equipment. Integrators will appreciate the powerful Smart EDID system, ensuring stable performance between players, switchers, receivers, and displays. With flexible control options—IR, RS232, IP/TCP, or front panel—the 4KMX44-H2 fits seamlessly into any automation or AV control ecosystem. Firmware is fully upgradeable via micro-USB or Web UI, keeping your installation current and compatible. Whether you’re designing a conference room, digital signage system, or home theater with multi-zone audio, this compact HDMI matrix delivers the robust features and signal stability AV professionals rely on.