Windows 7 will update driver for this unit , ps3 will recognize this unit let you use keyboard and mouse from one usb from the ps3 -lrb- anyone know if this work for xbox 360 ? -rrb- . Zero lag if you be within 15 foot of receiver , can use over 8 hour long for long gaming session . only take about 5 hour to top off battery recharge . keyboard only take 2 aa battery and will last 3 week of use . Box come with battery . mouse be pretty light and groove be not so small that human skin wont get stick into the crack . Yeh , that nasty but everyone who clean a mouse can apreciate that . Zero side button = fail -lrb- useful reload and auto run button -rrb- . no software that will let you overide exist plug in keyboard or mouse to enable you to use Gyration wireless unit . all in sense , its like what every average person would want . adaptable and easy to use . just plug and play .