And I am also J2 user best 4G phone at reasonable price tagThe Samsung Galaxy J2 is a dual SIM ( GSM and GSM) smartphone that accepts Micro-SIM and Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, USB OTG, FM, 3G and 4G ( with support for Band 40 used by some LTE networks in India) . Sensors on the phone include Proximity sensor and Accelerometer