3 in 1 USB 3.0 HUB Adapter 3 Ports USB Extender High Speed Data Transfer Splitter Docking Station for PC Laptop U Disk Card Read

High-concerned chemical : None Type : USB Connector B : Mini USB Connector A : USB A Amplifier : No Output Voltage : none Input Voltage : none Model Number : USB HUB Origin : Mainland China Connector B : 3.5 MM Certification : NONE

Model Number: USB HUB Ports: 7 Length: 10cm Material: Aluminum alloy+ABS USB3.0: 3.0 (maximum 5G) (normal 70m/s) USB2.0: 2.0 (maximum 480m) (normal 20m/s) Size: 14.3*1.7*0.9cm Color: Grey