This divice lava a67 is a good smart phone it has lattest 5.1 lollipop version The Lava A67 is powered by 1.2GHz quad-core it comes with 512MB of RAM. . The Lava A67 is a dual SIM( GSM and GSM) smartphone that accepts Micro-SIM and Micro-SIM.in this phone have more intresting feature soppose lokking system.