 "Transcend - flash memory card 16 GB CompactFlash" " Transcend CompactFlash TS16GCF133 Flash Memory Cards CDW.com
"Transcend's 133X CF card targets serious users who demand superior performance and reliability from their memory cards, including professional photographers, reporters and photography enthusiasts. To ensure ultimate compatibility and speed, it operates in both dual-channel transfer and the Ultra DMA mode 4 standard." 
 "Transcend - flash memory card 16 GB CompactFlash" " Transcend CompactFlash TS16GCF400 Flash Memory Cards CDW.com
"With its amazing performance and huge capacity, the Transcend 400X CompactFlash memory card allows the professional photographers and enthusiasts to get the most from your digital single lens reflex (DSLR) camera." 