After more searching I see the sound is coming from the correct monitor. So it is just that: it sounds different than it used to and speech is difficult to understand because of echo effect. Any ideas anybody?
Samsung Galaxy S8 review
1995-2015: How technology has changed the world in 20 years
This 2D animation about monsters is illustrated in a Van Gogh painterly style
How to get WWDC 2017 tickets
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.