IBUYPOWER IBP-ZEUS E2 OPTICAL GAMING MOUSE. SYSTEM REQUIREMENTS WINDOWS XP/VISTA/7/8/10 AND A PC WITH USB PORT.  NOT SURE IT HAS EVER BEEN USED. IN GOOD USED  CONDITION. ITEM COMES FROM A SMOKE FREE HOME. PLEASE EMAIL ANY QUESTIONS YOU MAY HAVE. WE ALSO COMBINE SHIPPING ON MULTIPLE ITEMS. PLEASE LOOK THROUGH OUR OTHER ITEMS WE HAVE LISTED. THANKS  ANGIE-1219.