The Samsung Galaxy J7 runs Android 5.1 and is powered by a 3000mAh removable battery. It measures 152.40 x 78.60 x 7.50(height x width x thickness) and weighs 171.00 grams.
The Samsung Galaxy J7 is a dual SIM(GSM and GSM) smartphone that accepts two Micro-SIM. Connectivity options include Wi-Fi, GPS, Bluetooth, FM, 3G, 4G(with support for Band 40 used by some LTE networks in India). Sensors on the phone include Proximity sensor, Accelerometer.