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 Intel® Pentium® Intel Pentium Lenovo ThinkCentre M71e, 2,8 GHz, Intel® Pentium®, 4 GB, 320 GB, DVD Super Multi, Windows 7 Professional Lenovo ThinkCentre M71e. Frecuencia del procesador: 2,8 GHz, Familia de procesador: Intel® Pentium®, Modelo del procesador: G840. Memoria interna: 4 GB, Tipo de memoria interna: DDR3-SDRAM, Velocidad de memoria del reloj: 1333 MHz. Capacidad total de almacenaje: 320 GB, Tipo de unidad óptica: DVD Super Multi. Modelo de gráficos en tarjeta: Intel® HD Graphics. Sistema operativo instalado: Windows 7 Professional, Arquitectura del sistema operativo: 64-bit. Fuente de alimentación: 280 W. Tipo de chasis: Tower. Tipo de producto: PC. Color del producto: Negro