Acer E1 571 is a amazing laptop, using for the last 6 months. it is easy to use anywhere, battery backup is good quality. inside configuration is excellent i.e, intel core i3-2350M processor, 500GB hard disk, 2GB RAM, 15.6 inches screen size, USB, blue tooth, Wifi supportive.it has DVD player. The keyboard is very smooth and felicitates typing with ample arm-rest space. webcam on the to with resolution 1366x768 pixels. Operating system is Windows 7. It is good one for the money of its range. Quality of the battery and SMPS are reliable. the warranty period of the product is 1year. its weight is 2.6 Kg.