With the Xiaomi Redmi 3S, you can enjoy a world of lag-free multitasking with the quick and powerful Snapdragon processor and the versatile 2GB RAM. The display comes with a Reading mode that reduces/prevents eye fatigue by reducing blue light rays from the screen.
Design & Display

The Redmi 3S features a premium metal body that adds style and oomph to the overall sleek look of the phone. The phone not only looks sleek but is 0.9mm thinner than the previous Redmi 2 model. The curved edges make it easier for you to hold the phone when you are texting, watching a movie or answering a call. Enjoy the best of entertainment, be it movies, videos, pictures or reading an e-book on the large 12.6-cm HD display. You can also adjust the colour temperature - warm, standard or cool - according to your preference for a comfortable viewing experience.
Processor & OS
The performance of the Redmi 3S is upped to the max with the Android Marshmallow 6.0.1 operating system and 1.4GHz Qualcomm Snapdragon 430 64-bit octa-core processor. Be it while playing games like Asphalt 8 or using multiple apps, the processor's system-level optimizations ensure a seamless multi-tasking all at once. The processor makes use of 4 performance cores for running intensive tasks such as gaming and multi-tasking while the 4 power-saving cores ensure extra power efficiency so that you can keep going all day long.
Memory & Battery
Games like Modern Combat and Plants vs. Zombies or apps like Facebook and WhatsApp can be launched quickly, thanks to the 2GB RAM. Also, the high sensitivity and graphics rendering of the GPU ensure that games like Asphalt 8 deliver an immersive experience. The phone offers an internal memory of 16GB for storing important apps, files, and data. The 128GB of expandable memory can be used to store your vast music collection, movies and more. One of the major USPs that anyone looks for in a smartphone is its battery life. The Redmi 3S Prime is designed for the everyday user to the 'can't-keep-their-hands-off-their-phone' user. The phone is powered by a 4100mAh battery that comes with a 685Wh/L battery technology for long lasting battery performance.
Camera
The camera of this device will let you build the memories and keep your loved ones close to you forever. It is loaded with 13 MP primary camera and 5 MP front camera. It allows you to shoot HD videos as well.
Connectivity
The Redmi 3S Prime supports 4G connectivity for faster networking and downloading, and lag-free video calls. It's Bluetooth 4.1 and WiFi enabled as well. The phone is OTG compatible too.