A:AnswerAll the bases need to be plugged into an electrical outlet. The bases needs electric and a phone jack. The primary base is small-maybe 4”x4” (I bought the set for my dad so I don’t have it here to measure). The other bases are just big enough for the phone to stand up in them.
A:AnswerSet up call forwarding on your cell phone to send your calls to your land line. It's not automatic - you need to set it up when you get home and cancel it when you go out if you want to switch back and forth between your phones.