USB C Adapter 8 in 1 4K@30Hz HDMI port:Highlighting features supports resolution up to 4k@30Hz. Network Port The USB C hub with RJ45 port offers up to 1000 Mbps gigabit ethernet connection. 3 USB3.0 port, allow you to connect keyboard, mouse, hard drive, etc. SD/TF card reader: single SD/TF card read up to 256G. 87W Power Delivery Allows USB-C device to be charged while using the USB-C hub at the same time. Equipped with 3.5mm jack port, allow you to connect Headphones, Speakers.