Samsung Galaxy J7, pleasent sound clarity and 5.1 headphone jack, very clear listening all mp3 clarity sound speakers. it’s very classic and rich look mobile for all people. Hard gorilla glass and can hard and soft using. Good camera lens clarity in back camera and beauty selfies in front camera and can change all different style pics. 3GB ram running with all games and applications can use faster. Good battery life in travelling people. And all safety locks with fingerprint unlocking. All Best features in the GALAXY J7 PRIME