Feature: 1. 4 front USB ports, convenient and easy to use, meeting your multiple needs. 2. Built-in power supply module, equipped with SATA power supply interface. 3. Connect or not connect to use. Low PCI-E plug design, available even if the interface is blocked. 4. Anti- burning protection insurance, protecting your equipment from damage. 5. Long service life, not easy to damage, you can use for a long time. Specification: @font-face{ font-family:"Times New Roman"; } @font-face{ font-family:"宋体"; } @font-face{ font-family:"Calibri"; } @font-face{ font-family:"Tahoma"; } p.MsoNormal{ mso-style-name:正文; mso-style-parent:""; margin:0pt; margin-bottom:.0001pt; mso-pagination:none; text-align:justify; text-justify:inter-ideograph; font-family:Calibri; mso-fareast-font-family:宋体; mso-bidi-font-family:'Times New Roman'; font-size:10.5000pt; mso-font-kerning:1.0000pt; } span.msoIns{ mso-style-type:export-only; mso-style-name:""; text-decoration:underline; text-underline:single; color:blue; } span.msoDel{ mso-style-type:export-only; mso-style-name:""; text-decoration:line-through; color:red; } @page{mso-page-border-surround-header:no; mso-page-border-surround-footer:no;}@page Section0{ } div.Section0{page:Section0;}Item Type: Expansion CardInterface: USB3.0x4, PCI-Ex1Color: BlackProcess: FrostedChip: For NEC720201 Package List: 1 x Front Floppy Expansion Card1 x Screws Pack Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.