sound - How do you set a default audio output device in Ubuntu? - Ask Ubuntu
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Amazon.com: MeLE Quieter2Q Fanless Mini PC Computer Windows 11 Pro J4125 4GB 64GB Dual HDMI 4K Display Portable Desktop for Business Astrophotography Media Office Support M.2 NVMe SATA 2280 SSD Win10 Linux :
IOGEAR - GCS1414TAA4C-UN - Universal 4-Port Single View DisplayPort/HDMI Secure KVM Switch Kit w/Audio and CAC Support
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Linux with HDMI video output on the ZED, ZC702 and ZC706 boards [Analog Devices Wiki]
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How to Connect Your Linux Laptop to an External Monitor (Fix for HDMI "No Signal" Issue) - 9to5Linux
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