This USB-C hub perfectly combined all the functions you need. USB C dongle with 4k@60Hz HDMI,100W PD, RJ45 Ethernet, SD/TF card reader, 2*USB 2.0 ports. USB C to HDMI hub can project UHD 4K@60Hz or Full HD1080p 60Hz video to HDTV, Monitor or projectors that bring an immersive 3D resolution experience. NOTE: 4K@60Hz is only available for laptop with DP1.4 Alt Mode enabled! USB C hub multiport adapter supports a 100W USB C pass-through charging, ideal for MacBook Pro/Air and other USB C devices. RJ45 Ethernet ensures a more stable and faster wired network connection. Note: one USB C female port only for charging NOT support data transfer. And the OTHER ONE SUPPORT CHARGING AND DATA TRANSFER. Aluminium Alloy casting and slim pocket Size, SD/TF card reader (Speed up to 104 Mbp/s) for USB-C/Type-C/Thunderbolt 3 devices to access files from SD/TF card reader. Ideal as a Mac Book Pro USB C Hub/USB C Laptop Hub for traveling. USB C adapter multiport NOT work on the Google Chrome Cast TV dongle. Perfect for Nintendo Switch, Macbook Pro 2016/2017/2018/2019, Macbook Air 2018/2019 (not applicable to previous generations of Macbok Air and Pro), Macbook 12, new generation Imac/Pro, Surface Book 2/Go, Chromebook, Pixelbook, Dell, HP, Huawei Mate 20/P20,Samsung S8/S8 Plus/S9/S9 Plus/S9 Plus/S10 etc. Fully equipped Type C devices.