OPPO launched the F1s, selfie-focused smartphone with a 16-megapixel front-facing camera in India back in August priced at Rs. 17,990. Today it has launched the 4GB RAM with 64GB storage version of the smartphone, compared to 3GB RAM with 32GB storage. Other specifications are the same that includes a 5.5-inch HD display, Octa-Core MediaTek MT6750 processor, Android 5.1 (Lollipop) OS with ColorOS 3.0 and a 3075mAh battery. Continue reading “OPPO F1s 4GB RAM variant launched for Rs. 18990, first 50,000 buyers get exclusive Dr. Strange cover”