Apple iphone 6s plus was launched in september 2015. Apple iphone 6s plus have a 5.5 inches ( 1080* 1920) pixels display and 12 mega pixel camera that is essential for a good picture. It has a 2 gb ram apple A9 ram that means it never hangs up.
It has a 2750 mah li-po battery that means it never run out It works on 2g, 3g, 4g network on a speed of HSPA 45.2/5.76 MBPS and it runs on dualcore 1.80 GHZ twister os system = ios 9, upgradable to ios9.2