Designed especially for professional photographers, Transcend's 300x CompactFlash memory card provides lightning-fast read and write speeds and ultra-high storage capaciy. With its amazing performance and high-resolution, the 300x CompactFlash memory card allows you to get the most from youd high-end digital camera, with improved reaction time for continuous non-stop shooting. - Ultra-fast 300X performance with dual-channel support - Conforms to CF Type I standards - Data transfer rate: 45MB/sec(Max)* - Supports Ultra DMA mode 0-5** - Support high-end DSLR - CompactFlash 4.1 compliant - Built-in hardware ECC technology for detecting and correcting errors - ATA interface - Low power consumption - Multi-platform compatibility - RoHS compliant - Lifetime Warranty