Splash, Water, and Dust Resistant: All-glass and surgical-grade stainless steel design, water and dust resistant (rated IP68 - maximum depth of 6 meters up to 30 minutes) Camera & Video: Dual 12MP cameras with Portrait mode, Depth Control, Portrait Lighting, Smart HDR, and 4K Dolby Vision HDR video up to 30 fps Front Camera: 12MP True Depth front camera with Portrait mode, Depth Control, Portrait Lighting, and Smart HDR 4 Power and Battery: Video playback: Up to 19 hours Video playback (streamed): Up to 15 hours, Audio playback: Up to 75 hours. 20W adapter or higher (sold separately), Fast-charge capable: Up to 50% charge in around 30 minutes with 20W adapter or higher