Akitio Thunder3 Quad (Enclosure Only) - Windows ONLY : Currently not Supported by Mac Thunderbolt 3 interface for lighting fast transfer speeds up to 40 Gbps Second Thunderbolt 3 port can be used to daisy chain Thunderbolt 3, USB 3.1 (10 Gbps), and DisplayPort devices Dedicated DisplayPort for additional monitor to expand the workspace Large and quiet low speed fan (1900 RPM) for active cooling Thunderbolt 3 cable included Thunderbolt 3 interface for lightning fast transfer speeds up to 40 Gbps Second Thunderbolt 3 port supports Thunderbolt 3, USB 3.1 (10 Gbps), and DisplayPort devices Dedicated DisplayPort for additional monitor to expand the workspace Large and quiet low speed fan (1900 RPM) for active cooling Large handle provides comfortable grip when carrying the device Removable trays for easy SSD and HDD installation Kensington security slot