This phone have some good features , and some bad features . phone looks not bad . camera quality is good with LED flash, but font camera is very bad . this is a windows 8 version upgrade windows 8.1 version . screen size 4.7" with gorilla glass 2 .and its have only one sim slot . and 4G LTE also available .sound quality good . phone touch is very smooth . ram 512 mb . this is a non-removable battery . this is not a good phone on this price.