The rapid advancement in digital imagery resolutions from 1 and 2-megapixel CCD/CIS sensors to today's 5-megapixel, or even 8-megapixel CCD/CIS sensors, means that data transfer rates have become a critical factor. Transcend uses original SLC (Single-Level-Cell) NAND Flash chips that have a higher write speed, lower power consumption, and superior durability. Ultra Performance 80X CF cards can achieve amazing read/write speeds. Transcend's 80X Ultra Performance CompactFlash cards will ensure excellent performance from your high-resolution digital camera and other high-performance handheld digital devices.