WORKS WITH: BLACK MAGIC DESIGN | CANON | HASSELBLAD | OLYMPUS | PANASONIC | PENTAX | NIKON | SONY up to 300 MB / s read up to 260 MB / s write SDXC TM | UHS-II | U3 | Class 10 X-ray & magnetic proof Built-in write-protect switch Stable Stream TM Shock, dust, water, temperature proof Supports advanced shooting modes Records full HD, 3D, and 4K video