聯想 B490系列

聯想 B490-ITH（i3 2328M/2GB/750GB）;聯想 B490-BEI（B960/2GB/500GB/610M）;

聯想 B490-ITH（i3 3110M）;聯想 B490-ITH（i3 2328M/2GB/500GB）;

聯想 B490-BEI（B830/2GB/500GB/610M）;聯想 B490-BEI（B830/2GB/500GB/集成）;

聯想 B490-BEI（B960/2GB/500GB/集成）;聯想 B490-BEI（B830/2GB/500GB/集成/DVD）;