Rate
High speed 480 Mbps 2.5 W (Max, each port)
Full speed 12 Mbps 2.5 W (Max, each port)
Low speed 1.5 Mbps 2.5 W (Max, each port)
USB Upstream Connector
Pin Number 4-pin Side of the Connector
1DMU
2 VCC
3DPU
4GND
USB Downstream Connector
Pin Number 4-Pin Side of the Signal Cable
1VCC
2DMD
3DPD
4GND