The memory card is suitable for the DJI Osmo Action 4 as it is a microSDXC card with UHS-I, U3 and V30 and has a capacity of 256 GB. The DJI Osmo Action 4 supports microSD cards up to 512 GB with UHS-I and V30, and the recommended speed corresponds to the card's characteristics (write rate 90 MB/s, read rate 190 MB/s). An SD adapter is also included, which makes it easier to use.