Open Box
For professional, high-performance cameras and camcorders with CFast 2.0 technology
Extreme data transfer speeds of up to 525MB/s (Based on internal testing; performance may be lower depending upon host device. 1MB=1,000,000 bytes.)
Extreme write speeds of up to 450MB/s (Based on internal testing; performance may be lower depending upon host device. 1MB=1,000,000 bytes.)
Video Performance Guarantee 130 (VPG 130) for cinema-quality 4K video (Video Performance Guarantee enabled to support cinema-quality 4K video recording at 130MB/s minimum sustained write speed. See official SanDisk HD website for more details.)