The delkin 32gb 500x udma 6 compact flash card is a high speed reliable cf card for the demanding photographers and videographers who want the best from their camera or camcorder delkins 500x compact flash memory cards have been specially optimised for digital photography hd video hi res images and other complex data capture and transfer the delkin 32gb 500x udma 6 cf card offers a read speed of 75mbsec and a write speed of 40mbsec