Around 15 years ago, as a semi-joke, my Mother bought a wireless doorbell and put the speaker in my brother's room to announce dinner was ready. It turned out t

Around 15 years ago, as a semi-joke, my Mother bought a wireless doorbell and put the speaker in my brother's room to announce dinner was ready. It turned out to be quite handy actually. I think Alexa is a bit overkill for that usecase.