Leveraging uhs ii technology u3 for read and write transfer speeds of up to 300mbs and 260mbs the lexar 128gb 2000x professional sdxc rdr uii is a premium sdxc card thats ideal for capturing high quality images as well as 1080p 3d and 4k video with a dslr camera hd camcorder or 3d cameras an sd uhs ii card reader is included for high speed transfers between the card and your computer