TrackMan Live! also works just like a mouse for making last minute adjustments to your presentation and working with multimedia environments. For editing and presenting, MouseKey software lets you assign commands to all three buttons. * You can even assign a different set of commands for each application, and MouseKey automatically remembers them when you enter the application. * Package contains: TrackMan Live! controller; Receiver; 2 standard AAA batteries; MouseKey software; Documentation. * System Requirements: Macintosh or compatible system; System Software version 6.x or above; Available ADB port.