The Sandisk 32gb Extreme Pro CompactFlash memory card features enhanced data read speeds of up to 160MB/s along with data write speeds up to 150MB/s. This Extreme Pro CompactFlash Card is designed to support both full HD and 4K video as it is VPG-65 certified. VPG-65 (video performance guarantee) offers sustained data write speeds of 65MB/s ensuring a smooth flow of data keeping video streams crisp and clean. This CompactFlash card is also compatible with a range of other recording formats, and will allow the quickest possible buffer writing when used with newer cameras. These cards also come equipped with an RTV silicone coating for enhanced protection against file corruption.