The ASUS R558UR is good but we cant use it hardly beacause I have ASUS R558UR its hanging it have 4gb of ram and 1tb hdd then also I opened 6 to 7 tabs its hanging, quality is poor service is not well they are not responding proporly and dont go to buy this waste of money.video quality is poor we cant play blueray movies and sound also not good.i buy this one week back I will play a movie in vlc speaker is failed.