USB Extender 3.0 Splitter One For Four Hubs

A:One point four HUB 15CM

B:USB 3.0*4 with bracket [0.15m]

C:3.0 One for four

D:2.0 standard model with power supply port 15cm
E: 2.0 standard model with power supply port 50cm
F:2.0 standard model with power supply port 100cm
G:3.0 high-speed model with power supply port 15cm
H:3.0 high speed model with power supply port 50cm

I: 3.0 high-speed model with power supply port 100cm