Brand: Xiaomi Model Number:Redmi 3s OS:Android 6.0.1 (Marshmallow) Body Dimension:139.3 x 69.6 x 8.5 mm (5.48 x 2.74 x 0.33 inches) SIM Type:Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by) Display:5.0 inches,IPS LCD capacitive touchscreen, 16M colors Resolution:720 x 1280 pixels, 16:9 ratio ChipSet:Qualcomm MSM8937 Snapdragon 430 (28 nm) CPU:Octa-core 1.4 GHz Cortex-A53 GPU: Adreno 505 Storage/Memory: 32 GB ROM/ 3 GB RAM Expandable Storage:microSD, Expandable up to 256 GB (uses SIM 2 slot) Front Camera:5 MP, f/2.2 (Video: 1080p@30fps) Rear Camera:13 MP, PDAF, f/2.0 (LED flash, HDR, panorama) / Video: 1080p@30fps Battery Capacity:Non-removable Li-Ion 4100 mAh battery Audio: 3.5mm Jack (Active noise cancellation with dedicated mic) / Loudspeaker / Alert Type (Vibration; MP3, WAV ringtones) Connectivity Technologies:Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot /Bluetooth 4.1, A2DP / GPSwith A-GPS, GLONASS, BDS / Infrared Port / FM Radio / microUSB 2.0 Sensor:Accelerometer, Gyro, Proximity, Compass Other Features: SMS(threaded view), MMS, Email, Push Email, IM / Multitouch /Front Glass, Aluminum Body Warranty Summary: One Year Product Warranty Brand Xiaomi SKU 100101539_NP-1020358582 RAM Memory 3GB Phone Type Smartphone Battery Capacity 4000 - 4999 mAh Type of battery Not Removable Battery Condition New Number of SIM Slots 2 Camera Front (Megapixels) 5-6 MP Camera Back (Megapixels) 11-15MP Screen Type IPS LCD Video Resolution 720p Processor Type Octa-core Operating system version Marshmallow Network Connections 3G,4G Model Redmi 3s