--./.--4 years ago000Range in the building 25m. Are 1 or 2 intermediate walls included here? Unfortunately, I don't want to use the device in the ballroom, but rather in the smaller rooms ;-)Show in original language (German)bussmannh4 years ago+110Yes, it also works from the next room, but it didn't work in several rooms,Show in original language (German)Comment--./.--4 years ago000Can confirm it myself. The thing is in the basement and it works from the garden (30m) and ground floor (10m - 2 thick and one thin wall).Show in original language (German)Comment