OS: iOS 12, upgradable to iOS 15.3
Chipset: Apple A12 Bionic (7 nm)
CPU: Hexa-core (2x2.5 GHz Vortex + 4x1.6 GHz Tempest)
GPU: Apple GPU (4-core graphics)
MEMORY
Card slot: No
Internal: 64GB 3GB RAM, 128GB 3GB RAM, 256GB 3GB RAM
NVMe
MAIN CAMERA
Single 12 MP, f/1.8, 26mm (wide), 1/2.55", 1.4µm, PDAF, OIS