Docking Station 18 IN 1: This Macbook pro docking station break through typical limitations which supports Dual 4K display in Non-mirror Mode for macOS. Support Triple 4K in Triple Display for Windows. The usb c dock easily extend usb c port-thunderbolt-adapter to 18 ports:3 HDMI, DP, M. 2 SATA 3.0 NGFF SSD Enclosure, RJ45, USB3.0 PD port, 3 USB 3.0, 2 USB2.0, usb-c data transfer port, SD/TF sard reader slot and 3.5mm Audio&Mic jack.