The Osmo Action is loaded with a wide range of high-resolution features within its tiny frame. It supports up to 4K60 HDR video recording, captures slow-motion video at rates up to 1080p240, utilizes DJI's RockSteady Electronic Image Stabilization (EIS), and can also operate in time-lapse and hyperlapse modes. Still images can be captured in up to 12MP resolution in raw or JPG format, and when you rotate the camera 90° when taking stills, it will automatically change to Portrait mode. When recording in 4K30 format you can take advantage of the camera's High Dynamic Range (HDR) support, and it features a wide dynamic range to ease transitions between light and dark. All stills and video are saved to a microSD card in a slot that supports microSD/SDHC/SDXC cards with a minimum of 30 Mb/s write speed and a maximum 256GB capacity.