Pinnacle Axiom 25. Interface: USB. Weight: 2.5 kg. Minimum processor: Pentium 3, 800 MHz, Mac G3 800/G4 733 MHz. Compatible operating systems: Windows XP (SP2), Vista (32 bit), MAC OS X 10.3.9, MAC OS X 10.4.2, MAC OS X 10.5.1., Dimensions (WxDxH): 478 x 285 x 66 mm, Minimum system requirements: Windows 256 MB RAM, OS X 10.3.9 - 256 MB RAM, OS X 10.4.2, 10.5.1 - 512 MB RAM.