Samsung galaxy j2 was good phn in 7.5k range it was grt response in j series of samsung mobiles.it was runs in 1.3GHz Quad Core Processorand its battery was 200 mah and it will be support 4g LTE cat4 150Mbps DL, 50Mbps UL
its display was 4.7 inchs 119.5 mm qHD sAMOLED
its camera was 5mp of rear with led flash and front will be 2 mp
its internal memory is 8 gb with 1gb of ram
this smartphone of samsung j2 was really very good to buy so I will recommend you to have this one
good luck.