Capture Full HD, 3D, and 4K content with the 256GB Professional 1000x UHS-II SDXC Memory Card from Lexar. This SDXC memory card meets the UHS Speed Class 3 specification with a minimum data write speed of 30 MB/s and maximum data read speed of up to 150 MB/s. While this card is designed to meet the needs of those requiring enhanced data transfer rates, it remains backwards compatible with devices requiring UHS-I, Class 10 memory cards. To safeguard against possible data loss, this card includes downloadable Image Rescue software designed to recover most photo and video files.