3.5" USB 2.0 External SATA HDD Aluminum Enclosure (Silver) Supports up to 4TB! The USB 2.0 interface allows you to transfer data up to 480Mbps between the enclosure and your computer The enclosure holds a 3.5" SATA hard drive up to 4TB! The ultra-light aluminum case provides heat dissipation This enclosure is plug-and-play and has a On/Off power switch Supports Windows 10, 8, 7, Vista, XP and Mac OS 8.6 or latest version