Features: Brand new and high quality. USB 2.0 interface with a 180-degree rotating design for laptops. 4-Port USB Hub: Includes 2 USB 2.0 ports, 1 SD card slot, and 1 TF card slot. No software or complicated installation process required. The slim, rotatable design saves valuable desk space. System Support: Windows XP/Vista/8.1/7/8, for Macbooks. Specifically designed for laptops, tablets, and ultrabooks, easily expanding one USB 2.0 high-speed port to two. SD and TF card slots make reading various memory card types very convenient. USB 2.0 enables fast reading of large media files. Specifications: Input Interface: USB 2.0 Interface Output Interface: 2-Port USB 2.0 + TF Reader + SD Card Reader Backward Compatible: USB 1.0 / 2.0 / 1.2 Data Transfer Rate: Up to USB 2.0: 480 Mbps Fully compliant with USB 2.0 specification. Size: Approx. 5.5x4.5x2cm/2.16x1.77x0.79in Material: ABS Color: Black Note: Please understand there may be slight tolerances in the product due to lighting effects and shooting angles. Allow for 0-1 cm error due to manual measurement. Package Includes: 1 PC x USB Hub