Thank you for viewing. Wish YUPITERU Cordless Answering Machine YP-A27 It's quite old, but the power turns on when listed, and the main unit can also be charged. I have confirmed this. I don't know if it can be used because there is no phone line. How about for your collection? For those looking for Showa retro items, please consider this. The items in the images are all that is included. Please consider purchasing.