Samsung J1 is a good phone. Its mobile feature is almost good. Its rear camera is 5MP or front is 2MP. Its battery is something 1800 aprox but its stand a long time in usage with ultra power saving mode. J1 have low ram is only 512Mb ram and its internal memory is 4gb but in this phone good expandable storage is something about 232gb. I am buy this phone may be 2015 at rupees 7300. This phone very good is not hang in use. Its operating system is an android is kitkat version. Its sound quality is good in a laoud noise. This phone display is 4.8inches. In present time we like to use 4g phone with high qualities but this phone is not a 4g phone it is a 3g phone with satisfied quality features. Samaung Galaxy J1 phone is good in itself. This phone body is slim and rounded in shape to make a easy grip. This phone is work on 1.2GHz dual core processor.