USB3.2 Gen1 5.25Inch Front Panel HUB With Double Type C Port Double USB3.0
Backward compatibles USB3.0/2.0/1.1 7. High quality GL3523 chip. 19/20pin USB3.0 for USB3.0 hubs. USB3.0 cable: 70CM /27.56in. The 20pin USB3.0 connection is actually 19pin because one blocked.