Apple released the iPhone 6S in September of 2015. It is available in 16GB, 32GB, 64GB, and 128GB model variants. It’s also available in grey, silver, gold, or rose gold. The iPhone 6S has a 4.7″ IPS LCD touch screen, which supports 3D Touch Display and Display Zoom. This model has a 12MP camera, 2160p video recorder, and a 5MP FaceTime camera. The 6S uses iOS 10.3, dual-core processor, and a 2GB RAM. This device also supports Apple Pay for American Express, MasterCard, and Visa. Once unlocked, the iPhone 6S can be used with compatible service providers.