D-Link DUB-1340, Black, USB, 5 V, 4 A, Windows XP, Vista, 7 Mac OS X +, 60 g D-Link DUB-1340. Product color: Black, Cable type: USB. Input voltage: 5 V, Output current: 4 A. Compatible operating systems: Windows XP, Vista, 7 Mac OS X +. Weight: 60 g. Package width: 150 mm, Package depth: 225 mm, Package height: 68 mm https://www.gadgetspeak.com/gadget/article.rhtm/755/690058/D-Link_USB_3_0_Hub.html Backward compatible with previous versions of the technology, the latest incarnation of USB offers various enhancements that might appeal....