Key Features: Resolution: 2560 x 1440 Aperture: F/1.6 Video encoding: H.265 Storage method: MicroSD card (16GB to 256GB supported), network-attached storage and Xiaomi Cloud storage Compatible with: Android 8.0 or iOS 12.0 and above Water-resistance rating: IP66 Dual 4MP lens: Viewing angle 1 (Fixed camera footage)