12. 9-Inch edge-to-edge Liquid Retina display with Promotion, true Tone, and wide Color. A12X Bionic chip with Neural Engine. Face ID for secure authentication and Apple Pay. 12MP back camera, 7MP True Depth front camera. Four speaker Audio with wider Stereo sound. 802. 11AC Wi-Fi. Up to 10 hours of battery life. Usb-c connector for charging and accessories. Ios 12 with group FaceTime, shared augmented reality experiences, screen time, and more