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 Lenovo ThinkCentre M78, 3,4 GHz, AMD A4, 4 GB, 500 GB, DVD Super Multi DL, Windows 7 Professional Lenovo ThinkCentre M78. Frecuencia del procesador: 3,4 GHz, Familia de procesador: AMD A4, Modelo del procesador: A4-5300. Memoria interna: 4 GB, Tipo de memoria interna: DDR3-SDRAM. Capacidad total de almacenaje: 500 GB, Tipo de unidad óptica: DVD Super Multi DL. Modelo de gráficos en tarjeta: AMD Radeon HD 7480D. Sistema operativo instalado: Windows 7 Professional, Arquitectura del sistema operativo: 64-bit. Fuente de alimentación: 240 W. Tipo de chasis: SFF. Tipo de producto: PC. Peso: 7,5 kg. Color del producto: Negro