The 44437 Blackbird 8K60 HDMI 1x4 Splitter can distribute one HDMI source to any or all of four HDMI outputs. It supports video resolution up to 8k60 4:2:0. Advanced EDID control guarantees the resolution you want is prioritized. The 44436 extracts audio from HDMI and outputs it in either analog or digital optical formats to your external audio receiver. Supporting LPCM, Dolby Digital/Plus/Ex, Dolby True HD, DTS, DTS-EX, DTS-96/24, DTS High Res, DTS-HD Master Audio, and DSD, the 44435 is the perfect companion to even the highest-end pro AV systems. This multi-functional product is useful for a variety of applications including video conferences, multimedia presentations, gaming, and other events benefiting from the highest resolution and best audio on big-screen displays.