it may be use , but do not work at all . part miss . have try to cancel purchase as I find that it could be buy NEW for CHEAPER than use ! I attempt to return it but Amazon be ahead of the process and up come by before it be deliver ! I re-order it through another source . then the new company cancel the item after order and before it be suppose to be deliver . decide to keep the unit anyway -lrb- wrong ! -rrb- I be so frustrated , throw it into recycle bin when it be finally deliver . suppose to be a Christmas gift . some present ! do not buy use if you can not help it .