RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS NEC U310W, 3100 ANSI lumens, DLP, WXGA (1280x800), 2000:1, 16:10, 1955,8 - 2540 mm (77 - 100") NEC U310W. Luminosidade do projector: 3100 ANSI lumens, Tecnologia da projecção: DLP, Resolução nativa do projetor: WXGA (1280x800). Tipo de fonte de luz: Lâmpada, Vida útil da fonte de luz: 2500 h, Vida útil da fonte de luz (modo económico): 3000 h. Comprimento focal: 4.42 - 4.42 mm, Amplitude de abertura (F-F): 2,71 - 2,71, Rácio de zoom: Fixo. Formato de sistema de sinal analógico: NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM, Resolução de gráficos suportados: 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1360 x 768 (WXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+),..., Modos de vídeos suportados: 1080i, 1080p, 480i, 480p, 576i, 576p, 720p. Tipo de interface em série: RS-232, Tipo de conetor HDMI: Tamanho grande, Tipo de conetor USB: Mini-USB