The Samsung Galaxy J7 Duo is powered by 1.6GHz octa-core processor and it 4GB of RAM.The Samsung Galaxy J7 Duo is a dual SIMsmartphone. Connectivity options include Wi-Fi, GPS and Bluetooth. Sensors on the phone include Proximity sensor and Accelerometer.the Samsung Galaxy J7 Duo packs a 13-megapixel primary camera on the rear and a 8-megapixel front shooter for selfies.