5 Slots to provide access to the most popular types of memory card SuperSpeed USB 3.0 data transfer rate up to 5Gbps Backwards compatible with USB 2.0/1.1 Includes a 50cm USB 3.0 Cable Dimensions: 74 x 60 x 18mm (WxDxH) Our USB 3.0 Multi-Card Reader provides SuperSpeed access to a range of memory cards. The five slots can access for the most popular, latest memory cards on the market such as Compact Flash, SD and Mini SD as well as support for the fastest memory cards such as SDXC and CF UDMA at the highest capacities.