Supports Micro SD up to 256GB. The Time2 IExpand is a Black USB 3.0 is an Apple Certified local storage solution designed specifically for iOS devices. This factory-sealed unit is unit quantity 1 and features a sleek black color, making it a practical and stylish choice for expanding storage capabilities on your iOS devices. With a write speed that is 2x faster than standard USB 3.0 drives, this unit offers quick and efficient data transfer for all your storage needs.