Olympus OM-D E-M1 Mark III Camera Conforms to Micro Four Thirds System Standard, for Professionals Requiring Portability: Compact & Lightweight, 20.4 MP Live MOS Sensor, World’s Most Effective 7.5 Shutter Speed Steps of Compensation With 5-axis Sync IS, Handheld 4K/Cinema 4K Video, New Starry Sky AF for Astrophotography, 60 fps AF/AE Lock Sequential Shooting, 50MP Handheld High-Res Shot, Tripod High Res Shot, 121-point All Cross-type On-chip Phase Detection AF, Advanced Face/Eye Priority AF, AF Target Modes, Live ND, Pro Capture Mode, Dual Card Slots, Dust-/Splash-/Freeze-proof; Supports OM-Log400