Hi everyone, I am a bussinessmen and I have to purchase a laptop. So I went to the shop and I have purchased so called samsung laptop. 6 months of usage it is work fine, no problem. But seriuos thing happening to yet, its suddenly discharge when battery icon dosplay 40% . And its really make sound. Its horrible to me. Also in some time dvd drive not working properly. Didplay and keyboard connecter also has broken. So I am very disappointed by this product. I am not suggesting to buy this laptop at all.