This is the Insta360 GO 3S action camera, featuring the following: Video Resolution: Captures in stunning 4K clarity. Design: Extremely small and wearable camera for hands-free first-person (POV) shooting. Water Resistance: Waterproof up to a depth of 10 meters when taken out of the Action Pod unit. Memory: Comes with internal memory (multiple options such as 64GB or 128GB) and does not support external SD cards.