A:AnswerIt comes with a wireless mouse and keyboard. Just plug in the wireless adaptor into the USB port (that comes with it) then install the batteries in the mouse and keyboard and you are ready to go.
A:AnswerThere is an open PCI-E X16 slot open on the board, but there is not an open M2 slot, so you need an adapter to add an additional drive. I added a 2TB extra drive to mine using an adapter I purchased from a store named after a river in south America.