Sansung galaxy J2 ( 2017) also known as J2 duos ( 2017) with dual Sim card slots, this phone is 4G supported with 4.7 Super amoled capative touchscreen with android 7.0 nougat it has 1GB RAM and 8GB ROM But it should be 2GB ram and 16GB rom, 2000MAH Battery make it wrost phone camera quality is also low. Over all there are many better phone then J2 2017 at same or lower price range.