Up To 60MB/s Read; 40MB/s Write - Error Correction for Enhanced Reliability - Now at new U3 speeds exceeding high-definition video recording performance requirement - Extreme durability from deserts to glaciers guaranteed - Compatible with all major cameras with SDHC format Ideal for advanced cameras DSLRs and HD camcorders - Extreme Write Speeds for Fast-Action Photography - With write speeds of up to 40 MB/s (4) the card lets you capture multiple frames per second making it an ideal choice for fast-action or continuous burst mode photography. Shoot Seamless Full HD or 3D Video with UHS-I Technology The SanDisk Extreme SDXC UHS-I Card is Class 10 and UHS Speed Class 3 (4) rated allowing you to seamlessly capture cinema-quality Full HD and 4K Ultra HD video. Record a ballet recital sporting event or family vacation without skipped frames.