ITEM NAME:4Port USB2.0+Dual USB3.0 Front Panel Data Hub for Flash Drive/Desktops Description: - Wire adopts OD6mm to improve signal shielding - USB3.0 is a double-row total of 20Pin, one of which Pin has pulled out needles, also called 19Pin - USB2.0 is a double-row total of 10Pin, one of which Pin has pulled out needles, also called 9Pin - Up to 5Gbps data transfer rate - Flexible wire is not easily broken and durable Specification: - Name:USB3.0 Optical Drive Front Panel (2xUSB3.0+4x USB2.0) - Length: USB3.0 total length of 0.8 meters, USB2.0 total length of 0.6 meters - Master:FE1.1S - Interface: One 20 (19) Pin + 9 Pin mother, the other two USB3.0 + 4 port USB2.0 Package Included: 1x USB Drive Panel.Interface: One 20 (19) Pin + 9 Pin mother, the other two USB3.0 + 4 port USB2.0. 1x USB Drive Panel.