The music is annoying as heck, but it gets tour attention.

And the ones that did always sounded the alarm too late, then scared the heck out of her because the alarm would be right in the room with her and sound so loud you could hear it a little too clearly with it being downstairs and us being upstairs

This unit/product dangerously failed after plugging in a/c adapter ( recommended model) by blowing up the batteries inside the motion detector side of the unit