Hii, Today I say Samsung J7 My Brother was buy the mobile and use in 7-8 days use the mobile is not hangging no problem.He is given to me I use the Samsung Galaxy J7 this great resolution display In this mobile Like most The face decteted is fast and safe or Fingerprint acces is fast.The camera quality is also good 13MP rear camera is great fine pictures quality and the front Selfie are aswome with LED flash on front camera.The processer in this mobile Octa core it means never hanging no any kind of essues You can buy it and enjoy it.This is good features, perfomance and camera.Don’t just Buy this Samsung Galaxy J7