Add two flushmount USB 3.0 ports to your ExpressCard-enabled laptop Compatible with Dell Latitude E5530 2 Port Flush Mount 54mm ExpressCard USB 3.0 Card Adapter with UASP Support ExpressCard USB 3 Controller / 5 Gbps USB 3.0 Expresscard / Expresscard Laptop Card 2Port USB 3.0 Adapter Card 54mm USB3 Card / EC USB 3.0 Card with UASP 2 Port Notebook USB 3.0 Express Card with optional built-in external DC power connector Expand laptop expansion capabilities with additional USB ports