USB 3.5hub four in one hub $ 11.85 Type C interface (single loading function) Expansion USB3.0 (100 ~200M/S) HDMIs output video Support: 4K 30HZ 3.5 audio interface Can be connected: U disk, Mouse, keyboard, etc. SD/TF read card function SD/TF able to support up A 128G Speed: 2.0 (20 ~40M/S) Only Two choices Material: aluminium alloy CNC housing