HP NM100, 256 GB, MicroSD, Class 10, UHS-III, 90 MB/s, 83 MB/s HP NM100. Capacity: 256 GB, Flash card type: MicroSD, Flash memory class: Class 10, Internal memory type: UHS-III, Read speed: 90 MB/s, Write speed: 83 MB/s, UHS Speed Class: Class 3 (U3). Product colour: Blue, Grey