KOMPUTERBAY 256GB Professional COMPACT FLASH CARD CF 1200X WRITE 140MB/s READ 180MB/s Extreme Speed UDMA 7 RAW 256 GB KOMPUTERBAY 256GB Professional COMPACT FLASH CARD CF 1200X WRITE 140MB/s READ 180MB/s Extreme Speed UDMA 7 RAW 256 GB Capture and store high-quality images and 1080p HD video with your DSLR camera Min 180MB/second sequential read and Min 140MB/second sequential write. Universal low cost data storage and communication media. Designed to meet the critical speed performance needs of serious professional photographers. Advanced file management COMPATIBLE WITH DSLR, SLR, AND OTHER HIGH END CAMERAS, Certification : CF Type I, compliant Comes with free plastic compact flash case