Brand: Xiaomi Model: Redmi 4X OS: Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat) Body Dimension: 139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in) SIM Type: Hybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by) Display: 5.0inches, IPS LCD capacitive touchscreen,MIUI 10,Corning Gorilla Glass Resolution: 720 x 1280 pixels Chipset: Qualcomm MSM8940 Snapdragon 435 (28 nm) GPU: Adreno 505 CPU: Octa-core 1.4 GHz Cortex-A53 Storage/Memory: 2GB RAM and 16GB ROM Expandable Storage: microSD, up to 128 GB (uses SIM 2 slot) Front Camera: 5 MP, f/2.2 Rear Camera: 13 MP, PDAF, f/2.0 ,LED flash, HDR, panorama Battery Capacity: Non-removable Li-Po 4100 mAh battery Connectivity Technologies: Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot, Bluetooth 4.2, GPS with (A-GPS, GLONASS, BDS), FM Radio, USB microUSB 2.0 Sensor: Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Brand Xiaomi SKU 100102514_NP-1020362456 RAM Memory 2GB Phone Type Smartphone Battery Capacity 4000 - 4999 mAh Number of SIM Slots Dual Screen Type IPS LCD Video Resolution 720p Screen Size (inches) 5 Phone Features GPS,Fingerprint Sensor,Touchscreen,Wifi,Expandable Memory Model Redmi 4X Network Connections 3G,GSM