Apple iPhone 6s smartphone was launched in September 2015. The phone comes with a 4.70-inch touchscreen display with a resolution of 750×1334 pixels at a pixel density of 326 pixels per inch (PPI) and an aspect ratio of 16:9. Apple iPhone 6s is powered by a 1.84GHz dual-core A9 processor. Runs on iOS 9 and is powered by a 1,715mAh non-removable battery. Apple iPhone 6s packs a 12-megapixel camera with an f/2.2 aperture and a pixel size of 1.22-micron. Sports 5-megapixel front camera for selfies, with an f/2.2 aperture. Single SIM (GSM) smartphone that accepts a Nano-SIM card.