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Ask HN: How to mask voices and keep them from carrying to ensure privacy: 6

You could use the empty egg cartons to cover your walls, creating (eventually) an anechoic chamber! Do a search for --> anechoic +DIY That will present you with LOTS of ideas. Even using heavy drapes/curtains/carpet COVERING 2 of the 4 walls (NOT opposites) should give a good result. - helph67 2 months ago

Introducing acoustic absorption to the room like an anechoic chamber isn’t going to do much for sound isolation. If you want to prevent sound getting out you should seal up your room to make it as airtight as possible. This usually means sewing up the weak points such as gaps around doors / windows. You can also introduce more background noise in the areas where you don’t want others to listen but ultimately you might not have control over those spaces - cannot-remember 2 months ago

I use this for sleep, maybe could put outside your door.

https://www.walmart.com/ip/LectroFan-Sound-Machine/45825724?... - redlampdesk 2 months ago

Try this: https://www.plantronics.com/us/en/product/voyager-5200-uc

The gain is high enough that you don't have to talk very loudly. - ApolloRising 2 months ago

https://talktech.com/stenomask-steno-sr/ - lunixbochs 2 months ago

Folks, thanks for the information - ripvanwinkle 2 months ago