Concentrated performance: With up to 100MB/s read and 90MB/s write, EVO Select memory cards have fast memory speeds. Even large files can be quickly backed up and retrieved. With a capacity of up to 512 GB, plenty of storage space, e.g. for videos, photos and music files. The high capacities of the EVO Select series are particularly suitable for storage expansion for mobile devices and are a suitable medium for professional applications where high speed and robustness are required. High compatibility: Samsung EVO Select Series microSD cards are compatible with a wide range of devices. Thanks to the included SD adapter, they can also be used in devices with SD slots. Four times protected: the EVO Select series microSD cards survive up to 72 hours in salt water, extreme temperatures, X-ray scanners (e.g. at airports) and magnetic fields that are equivalent to MRI devices.