Designed to capture moments big and small at video resolutions up to 6K, as well as raw and continuous burst photography, the AV Pro UHS-I SDXC Memory Card from Angelbird has a storage capacity of 128GB. It takes advantage of the UHS-I bus to support maximum and sustained read speeds of 100 MB/s, maximum write speeds of 92 MB/s, and sustained write speeds of 90 MB/s. This card has a V30 Video Speed Class rating, which guarantees minimum write speeds of 30 MB/s.