Please also modify "Choose your output device" to MAG273 on Output item on Sound sheet on Setting sheet on Windows OS after connecting speaker or headset on MAG273.
Windows 10 users often have to switch between several sets of speakers. Some might be built into a monitor, while others might be included in a headset or headphones. Here’s how to set certain speakers as your default output devices.
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2.Please modify output to "MAG273" on Sound sheet on Setting sheet on Windows 11 OS as attachment.