Sabrent 4-Port USB 3.0 Hub For iMac Slim Uni-body (HB-IMCU)
SABRENT Mac Docking Station USB Hub, (2012 & HIGHER) 4 Ports USB 3.2x1, Fast Data Transfer, Exclusively Designed for iMac with Slim One-Piece (HB-IMCU). No more banding yourself to strange angle just for plugging a USB device onto your iMac.