It’s supposed to be a Gentex in-room smoke detector, but I’m questioning the authenticity of the vid considering it sounds too similiar to a harmonica, how it switches between soft and loud, and the sounding pattern…
It’s supposed to be a Gentex in-room smoke detector, but I’m questioning the authenticity of the vid considering it sounds too similiar to a harmonica, how it switches between soft and loud, and the sounding pattern…