OPPO F1s ₹ 17,990 Camera: 16-megapixel RAM: 2GB ROM: 32GB/ 64GB (Expandable up to 128GB) Display: 5.5 inches OS: ColorOS 3.0, based on Android Processor: MT6750 Octa-core 64-bit Battery: Typical Capacity 3075 mAh (Non-removable)