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 P506QL, 5000 ANSI lumens, DLP, UHD 4K (3840x2160), 500000:1, 16:9, 1270 - 7874 mm (50 - 310") NEC P506QL. Luminosidade do projector: 5000 ANSI lumens, Tecnologia da projecção: DLP, Resolução nativa do projetor: UHD 4K (3840x2160). Tipo de fonte de luz: Laser, Vida útil da fonte de luz: 20000 h. Foco: Manual, Comprimento focal: 12.1 - 18.1 mm, Amplitude de abertura (F-F): 1,8 - 2,43. Formato de sistema de sinal analógico: NTSC 3.58, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM, Resolução de gráficos suportados: 3840 x 2160. Tipo de interface em série: RJ-45, RS-232