The SanDisk Phone Drive Flip 256 GB USB Flash Drive is a sleek black drive designed specifically for iPhone users. With USB 3.0 specification and a storage capacity of 256 GB, this dual-drive device offers fast transfer rates of up to 150 Mbps. The HDD & SSD storage format ensures reliable storage, while the dual-drive feature allows for concurrent read and write operations. This mobile product from SanDisk is perfect for on-the-go storage and data transfer needs.