PRIMERA Bravo 4051 DVD. Print resolution (quality mode): 4800 x 4800 DPI. Dimensions (WxDxH): 452 x 445 x 279 mm, Weight: 11.8 kg. Compatible operating systems: Windows XP Windows Vista Windows 7 Mac OS X v10.6+, Minimum RAM: 1024 MB, Minimum processor: Intel Celeron, PowerPC. Certification: UL, UL-C, CE, FCC, WEEE. AC input voltage: 100-240 V, AC input frequency: 50/60 Hz