Originally released September 2017 Unlocked, SIM-Free, Model A1864 1 5.5-inch Retina HD display with IPS technology A11 Bionic chip with embedded M11 motion coprocessor Talk time (wireless) up to 21 hours LTE and 802.11ac Wi‐Fi with MIMO Bluetooth 5.0 wireless technology NFC with ...Originally released September 2017 Unlocked, SIM-Free, Model A1864 1 5.5-inch Retina HD display with IPS technology A11 Bionic chip with embedded M11 motion coprocessor Talk time (wireless) up to 21 hours LTE and 802.11ac Wi‐Fi with MIMO Bluetooth 5.0 wireless technology NFC with reader mode 12MP wide-angle and telephoto cameras Optical zoom; digital zoom up to 10x Portrait Mode Portrait Lighting 1080p HD video recording FaceTime HD camera Touch ID Siri Apple Pay 7.13 ounces and 0.30 inch