Satechi aluminum Type-C Clamp hub For USB-C Data port, 3 USB 3.0, Micro / SD card reader (iMac Pro and iMac 2017 or later) (Silver)

Design for iMacDesigned exclusively for iMac Pro, iMac 2017 and later. Older models are not supported.All within reach Additional USB ports on the front of the iMac Pro. Conveniently access all your devices.USB-C ConnectionConnect to your iMac's Thunderbolt 3 port with a 15cm shielded cable. Fix the hub under the iMac with the adjustment knobUSB-C port (data transfer only), 3 USB3.0 ports, Micro/SD card reader slot for fast and stable data transfer (Due to Apple's request, there is a model with black port instead of blue port, but the specification is still USB3.0. USB-C port, you need to use Type-A port with switching adapter.)