I purchage HP 15 af 114AU notebook also I have good interest in hp products.its very comfortable and easy to use. acoording to rate not expensive because it provide best and unlimited features .its quality is user an dbattery backup is very satisfied . all features are provides into hp notebook . this hp support all network sevices .so very comfortable to use . color digital frequency ar clearity is very good. it provides all operating systems so very easy to use acording to latest features.