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 DELL M900HD, 900 ANSI lumens, DLP, WXGA (1280x800), 700:1, 16:10, 762 - 2032 mm (30 - 80") DELL M900HD. روشنایی پروژکتور: 900 ANSI lumens, تکنولوژی پروجکشن: DLP, Projector native resolution: WXGA (1280x800). Light source type: چراغ, Service life of light source: 3000 h, Service life of light source (economic mode): 30000 h. نسبت زوم: ثابت, نسبت انداختن: 1.4:1, انحراف: 105%. پشتیبانی حالت های ویدئو: 480i, 480p, 576i, 576p, 720p, 1080p. نوع شبکه LAN بی سیم: 802.11a, 802.11b, 802.11g