Product Description: HDCMXB42AC HD Multimedia Interface Sound Extractor 18Gbps 4K at 60Hz High Quality Material: Crafted from high-quality iron, this sound extractor is designed for durability and stability. It features a robust construction that ensures long-lasting performance. Additionally, it supports a 4K to 1080P resolution reduction function for both OUT A and OUT B, providing flexibility in video output options. High Resolution: Experience superior video quality with support for resolutions up to 4K2K at 60Hz YCbCr 4:4:4. The sound extractor handles 18Gbps uncompressed video bandwidth, ensuring that you enjoy crystal-clear visuals without any loss in quality. Multifunctional: This versatile sound splitter allows you to extract audio from either OUT A or OUT B source devices, delivering it to both optical and analog L/R outputs. It supports advanced video technologies such as Dolby Vision, HDR 10+, and HLG, enhancing your viewing experience with vibrant colors and deeper contrasts. The ARC function is also supported, allowing for seamless audio return channel capabilities. Smart Features: Equipped with smart EDID management, the sound splitter offers AUTO, COPY, and STD modes to optimize compatibility with your devices. Control is made easy with front panel buttons and an IR remote control, providing you with convenient operation and customization options. Compatible: Designed to integrate seamlessly with your existing setup, the sound extractor supports 4 HD multimedia interface inputs and 2 outputs. It is compatible with HD multimedia interface 2.0, HDCP 2.2/HDCP 1.4, and DVI 1.0, ensuring broad compatibility with a wide range of devices. Upgrade your audio-visual system with the HDCMXB42AC HD Multimedia Interface Sound Extractor, offering exceptional performance, versatility, and compatibility for an enhanced entertainment experience.