Like the iPhone 6, the iPhone 6s features a 4.7-inch Retina LCD display with 326 PPI, but it introduces a new method of interaction through Apple's 3D Touch technology. Based on the pressure you apply on the screen, the phone can perform various functions, such as showing more information for an image or letting you preview emails without opening them. The display is covered by an Ion-strengthened glass for drop protection and oleophobic coating to ensure smudge-free surface. It is one of the best display in smartphone market, the display reproduces accurate colours and ensures good sunlight legibility. The Apple iPhone 6s 64GB features a 12-megapixel primary camera that can take beautiful, sharp and detailed pictures. The phone comes with a dual-tone LED flash so that pictures come out naturally when the flash is used, and the camera also features phase detection autofocus to enable faster focusing in all scenarios. On the front, Apple has upgraded the camera to a 5-megapixel sensor, so that users can take better selfies
and high-resolution video calls over Apple FaceTime, Skype and other social apps.