A:AnswerYes, this feature is called remote operation.You can use a touch-tone phone to call the unit while away from home and listen to messages.For further information, please access this link: help.panasonic.ca/viewing/ALL/KX-TGD510/OI/TGD510_PNQX8349ZA/TGD510_PNQX8349ZA.pdf#page=29
A:AnswerNo it can't. The call is coming into your cell. Similarly, your cell cannot answers calls from your land line. The closest thing is call forwarding.