14K x 2K (3840 x 2160) 30HZ HDMI is backward compatible with 1080P 720P, etc. 2The rate of high-speed USB3.0 transmission is 5GB / S, and its maximum power supply is 4.5W. 3Equipped with 20V @ 3A USB C female port, it maximum supports 87W power adapter. 4RJ45 is with 1000Mbps maximum ethernet speed, and USB-C interface specification conform to the built-in conversion chip, plug and play. 5For USB C male, it is compatible for Thunderbolt 3, ensuring that the host USB-C port on the device complies with the USB3.0 / 3.1 specification.Item Type: Hub Material: Metal Gross Weight: Approx. 62.00gPacking Size: Approx. 17.00 x 7.00 x 2.00cm / 6.69 x 2.76 x 0.79 in Color: Grey1 x HubPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.