Ultra-fast 133X performance with dual-channel support</br>Conforms to CF Type I standards</br>Data transfer rate: 21.5MB/sec(Max)*</br>Supports Ultra DMA mode 0-4**</br>CompactFlash 4.0 compliant</br></br>Product Description</br></br>Transcend's 133X CompactFlash® cards offer the perfect combination of speed, capacity, and reliability. To ensure ultimate compatibility and speed, Transcend's 133X cards operate in both dual-channel and Ultra DMA mode 4, making consecutive shooting and non-stop video recording easier than ever. Impressive transfer speeds and enormous capacities up to 32GB ensure you get the very best results from your high-tech digital equipment.</br><br/>http://www.amazon.com/gp/product/B000W05O5O