The Whispering Masks in Baldur's Gate 3 can be found in the Forge of Vengeance instance. There are four masks in total. Players can find them in different locations and use them more frequently later.
Answer: You can find it in the Forge of Vengeance instance.
The first one can be found after entering the dungeon , next to the stone pile at the back of the dungeon .
The second one is relatively easy to find behind the stone gate on the second floor.
The third one can be found on the second floor by going to the hall on the left and going to the interior.
The fourth one is found on the devil soldiers in the hall.
It is recommended that players get all four masks because they will be used more frequently later.
Its main function is to open the door of the corridor, because when opening this door, you need to use the Whispering Mask to open it.
How to remove the Whispering Mask