Mobile Xiaomi Redmi 17 4G 4/256GB black. Key Technical Specifications. Display: Large 6.9-inch HD+ LCD display, 120Hz refresh rate, protected by durable Corning Gorilla Glass 7i.. Processor: MediaTek Helio G91-Ultra (12nm octa-core chipset).. Memory & Storage: 4GB LPDDR4X RAM paired with a generous 256GB of eMMC 5.1 expandable storage.. Battery & Power: 7,500mAh cell with 45W Turbo Charging and 22.5W reverse wired charging.. Camera Setup: 50MP AI dual main rear camera and an 8MP front hole-punch selfie camera.. Software: Shipped with Xiaomi HyperOS 3.0 based on Android 16.. Durability: IP64 dust and splash resistance rating.. Design Features: Side-mounted fingerprint sensor, 3.5mm headphone jack, and a signature Dynamic RGB Light system for visual notifications on the back panel.