The unlocked iPhone 6 supports all network carriers, allowing you to choose your preferred service provider. It features a 4.7-inch IPS LCD display with a resolution of 1334x750 pixels, resulting in a pixel density of 326 pixels per inch. The device is equipped with an 8-megapixel rear camera for capturing photos and videos, along with a 1.2-megapixel front-facing camera for selfies and video calls. It has 1GB of RAM to handle basic multitasking. Bluetooth 4 is available for wireless connectivity. The iPhone 6 also includes a front-mounted fingerprint scanner for secure authentication. The device initially runs on iOS 8 but is upgradable to iOS 12.4.6, providing access to newer features and bug fixes.