The Sony 64GB SxS Pro+ D Series Memory Card features a PCI ExpressCard 34 form factor that is designed for Sony's line of RAID storage units and professional camcorders. This card comes with a storage capacity of 64GB, capable of holding photos and videos. It utilizes the 2nd-generation PCIe interface to deliver data quickly at speeds of up to 3.5 Gbps and writes at a rate of 2.8 Gbps. For 4K workflows, this SxS Pro+ D memory card has a minimum write speed of 1.3 Gbps that makes it well suited for use in production houses, newsrooms, and other professional video environments. In addition to the speeds, this card provides a set of safety features including data refreshing, data error correct, clip recreation in case of power loss, and wear-leveling data defect minimization.