A:AnswerNo. It is not for that. You might try answering once someone starts recording and see if the machine cuts off or keeps recording, but for more secretive type recording of your phone calls you will need to buy a fancier product.
A:AnswerIf you have home internet on the same line, you may need a DSL filter, otherwise, the interference can keep the machine from picking up a ring.
A:AnswerThe setup allows one to choose whether or not to have the number of the incoming call stated before playing the message left on the machine It's called "Number Announce."
A:AnswerSeems like your machine could be defective and or the message the caller is leaving may be too long; for the remaining length of time left on your machine.
60 Minutes total time for recording.