Sabrent 4-Port USB 3.0 Hub For iMac Slim Unibody (HB-IMCU) - USB 3.0 - External - 4 USB Port(s) - 4 USB 3.0 Port(s) - Mac

No more need to twist cables to get to the ports vertically, now you can easily access 4 ports at an ergonomic angle.

The USB 3.0 Hub adds four additional USB ports to your iMac, allowing you to connect USB devices such as digital cameras, phones, external hard drives, flash drives, and printers in one convenient place. Its sleek design is the perfect complement to your iMac. There is no required software or complicated installation process. With a slim, ergonomic design, it saves you precious desktop space.