Conceptronic USB graphic tablet, 5 x 3.74" (127 x 95 mm), USB, Windows 98/ME/2000/XP and Mac OS 8.5, drivers and Art Dabbler Windows and Mac software, Available USB port Conceptronic USB graphic tablet. Working area: 5 x 3.74" (127 x 95 mm), Device interface: USB. Compatible operating systems: Windows 98/ME/2000/XP and Mac OS 8.5. Bundled software: drivers and Art Dabbler Windows and Mac software. Minimum system requirements: Available USB port