8 in 1 product details:
1 xHDMI: 4K 30HZ Is Backward Compatible With 1080P, 720P, etc 2 x USB 3.0 ports - 5Gb/s data speed, As well as high power to your devices. 1 xType C Female: 5V 500mA~900mA 1 x SD Card Slot & TF Card - UHS-1 104MB/s USB 2.0 1 x Rj45: 100 megabit Ethernet Post 1 x Power Delivery Port - Max power output 60W PS: Both computers and TV devices need to support 4K/2K, and the actual resolution can reach 4K/2K.