Tip: Unlocked for Worldwide use. Please ensure local area network is compatible. click here for Network Frequency of your country. Please check with your carrier/provider before purchasing this item. Notice: This Android/Windows device is designed to function specifically with the current Android/Windows OS installed on it. Any alterations such as upgrades, modding with custom ROMs, rooting or flashing the Android device with other firmware will automatically void the device's warranty. Main Features: DOOGEE F5 Android 5.1 5.5 inch 4G Phablet FHD IPS OGS Screen MTK6753 64bit Octa Core 3GB RAM 32GB ROM 5MP + 13MP Cameras Display: 5.5 inch FHD 1920x1080 IPS OGS Screen CPU: MTK6753 64bit Octa Core System: Android 5.1 RAM + ROM: 3GB RAM + 32GB ROM Camera: Samsung-3M2 13.0 MP (SW16.0MP) rear camera + PIP mode OV5.0MP (SW8.0MP) front camera Fingerprint recognition: By long pressing the fingerprint area, you could unlock the screen, enter into App and protect your privacy Bluetooth: 4.0 GPS: GPS, A-GPS Feature: 3 finger fast screenshot SIM Card: Dual SIM dual standby, dual micro SIM Network: 2G: GSM 850/900/1800/1900MHz 3G: WCDMA 900/2100MHz 4G: FDD-LTE 800/900/1800/2100/2600MHz Note: The information is provided for reference only.