Don't be boggled down by overheated hard drives, slow data transfer rate, incompatible software, and hard to understand installations. Coolmax HD-389-U2 3.5" SATA aluminum enclosure has an aluminum cover that is designed for heat dissipation. This enclosure can hold your SATA hard drives of capacities up to 1.5 TB. It offers a USB 2.0 interface for back-up and data transfer at a rate of up to 480 Mbps. It is compatible with both Mac and PC operating systems. With easy to understand, plug and play features, this 3.5" aluminum enclosure delivers all that it promises.