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 Matrox MXO2, 7.1 通道, 环绕, 0.05%, 75 Ω, 50 Ω, 24-bit/48kHz Matrox MXO2. 音频输出通道数量: 7.1 通道, 接收器类型: 环绕, 总谐波失真: 0.05%. 扬声器连接类型: RCA. 视频数字/模拟转换器: 12-bit/216kHz. 宽度: 241 mm, 深度: 330 mm, 高度: 51 mm