Great sound and bass system true value of money and sound does not buffer like other phones do so sound system is quite amazing. The Samsung Galaxy J2(2016) is powered by 1.5GHz quad-core it comes with 1.5GB of RAM. The phone packs 8GB of internal storage that can be expanded up to 128GB via a microSD card. The Samsung Galaxy J2(2016) is a single SIM(GSM) smartphone that accepts a Micro-SIM.