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 ルーメン, DLP, WXGA (1280x800), 700:1, 16:10, 762 - 2032 mm (30 - 80") DELL M900HD. プロジェクター明るさ: 900 ANSI ルーメン, プロジェクター・テクノロジー: DLP, プロジェクター解像度（初期設定時）: WXGA (1280x800). 光源タイプ: LED, 光源寿命: 3000 時間, 光源寿命（節約モード）: 30000 時間. ズーム比: 固定式, 投影比: 1.4:1, オフセット: 105%. 対応ビデオモード: 480i, 480p, 576i, 576p, 720p, 1080p. Wi-Fi規格: 802.11a, 802.11b, 802.11g