1*Thunderbolt 3 Interface:Support data transfer speed up to 40Gbps. Support 5K@60Hz HDMI Resolution. Support PD Charging 60W. 1*HDMI Resolution:Support 3640*2160(4K@30Hz). 2*USB 3.0 Interface: Up to 5Gbps data transfer speed. 1*USB 2.0 Interface: Up to 480Mbps data transfer speed. 2*Card Reader: Build-in SD/Micro SD Card Slot. (Can not read 2 cards simultaneously.) 1*Internet Interface: Support 10/100/1000 Mbps. Solid Aluminium BODY Compatible with Macbook,Macbook Pro,Huawei Mate10,Type-C Notebook etc.