About the iPhone 6s
The iPhone 6s is released 2015, September 25, running iOS 9, upgradable to iOS 15.8.5, Discontinued. Powered by the Apple A9 (14/16 nm - maker dependant), with a Dual-core 1.84 GHz Twister CPU, PowerVR GT7600 (six-core graphics) GPU, 2GB of RAM. It sports a 4.7" display, IPS LCD, 500 nits, at 750 x 1334 pixels, 16:9 ratio (~326 ppi density), protected by Ion-strengthened glass, oleophobic coating. Storage options include 16GB/32GB/128GB. For imaging, it features a 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF main camera, capable of 4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps video, a 5 MP, f/2.2, 31mm (standard) front camera. Connectivity includes GSM / CDMA / HSPA / EVDO / LTE networks, Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot Wi-Fi, Bluetooth 4.2, A2DP, LE, NFC. The device features a Li-Ion 1715 mAh, non-removable (6.91 Wh) battery, measuring 138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in), weighing 143 g (5.04 oz), built with Glass front (Corning-made glass), aluminum back, aluminum frame, available in Space Gray, Silver, Gold, Rose Gold.