Capture HD video on Class 10 camcorders and video-enabled DSLRsnStore up to 4 hours of H.264 high-def video2nPerformance/speed: Up to 30 MB/sec read and write speedsnOperating temperature: -13ºF to 185ºF (-25ºC to 85 ºC)nCompatibility: Compatible with all SDHCTM and SDHCTM UHS-I supporting host devicesnGet the perfect balance of speed and reliability for high definition video and faster shot-to-shot performance with SanDisk Extreme HD Video SDHC cards. Delivering Class 10 video performance with up to 30MB/sec read/write speeds, you’ll be ready to capture HD video on the latest digital point u0026 shoot cameras and DSLRs that have high-definition video recording capabilities. Go with the latest in SanDisk memory optimized for video, and enjoy the ultimate in performance and high-def clarity.