Model: F8 CPU: MTK6260A Sensor: Gravity Sensor Smartphone OS Compatibility: Android 4.3 or above, i OS 7.1 or above 2G Network Frequency: GSM 850 / 900 / 1800 / 1900 MHz Bluetooth: 3.0 RAM: 128MB ROM: 64MB Extendable Memory: 32GB Camera: 0.3MP Screen