Brand: Oppo Model No: R17 PRO 3700mAH lithium-polymer battery Memory, Storage & SIM: 8GB RAM | 128GB storage | Dual nano SIM with dual standby (4G+4G) Android v8.1 Oreo Color OS 5.2 operating system with 2.2GHz Snapdragon 710 octa core processor 16.25 centimeters (6.4-inch) multi-touch capacitive touchscreen with 2340 x 1080 pixels resolution, 402 ppi pixel density and 16M color support 12MP+20MP rear camera with TOF 3D, Smart Aperture, sensor HDR+RAW HDR, HDR preview, Ultra night mode, optical image stabilization, 7P lens | 25MP front facing camera 1 Year Warranty