Operating System : iOS 10.0.1, upgradable to iOS 15.7 Body : Front glass, aluminum back, aluminum frame, IP67 dust/water resistant Processor : Quad-core 2.34 GHz (2x Hurricane + 2x Zephyr) Chipset : Apple A10 Fusion Graphics Processor Unit (GPU) : PowerVR Series7XT Plus (six-core graphics) Display : 4.7 inches, Retina IPS LCD, 625 nits (typ), 60.9 cm2, 750 x 1334 pixels, 16:9 ratio, Ion-strengthened glass, 3D Touch display & home button Multitouch : Yes RAM : 2 GB RAM Internal Memory : 128 GB Camera (primary) : 12 MP, f/1.8, 28mm, Quad-LED dual-tone flash, HDR, 4K@30fps, 1080p@30/60/120fps, 720p@240fps Camera (secondary) : 7 MP, f/2.2, 32mm, Face detection, HDR, panorama, Video: 1080p@30fps Communications : Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot, Bluetooth: 4.2, A2DP, LE, GP, GLONASS, GALILEO, QZSS, NFC: Yes Sensors : Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer Battery : Li-Ion 1960 mAh, non-removable SIM : Nano-SIM Dimensions : 138.3 x 67.1 x 7.1 mm Weight : 138 g