Wacom Bamboo Pen + Touch, Bamboo. Connectivity technology: Wired, Device interface: USB, Working area: 147 x 92 mm. Minimum processor: Intel, PowerPC. Dimensions (WxDxH): 248 x 176 x 8.5 mm, Tablet weight: 360 g, Pen dimensions LxD: 154 x 11.8 mm. Compatible operating systems: Win XP/Vista/Win 7 Mac OS X 10.4 +