E-BEST&reg; 4 Port 2.0 High-Speed HUB with Independent Switch& Independent Indicator LED Lights (Black) Connect more USB devices to your PC or notebook with this 4-port USB 2.0 Hub! 1 upstream and 4 downstream USB port include full compliant with USB specification version 2.0 hot-swappable plug and play USB device! Connect USB devices such as a Webcam, mouse, Printers, Scanners and more! Independent Switch, and independent half-transparent design with blue LED for power that show you more convenient to use! It supports up to 480 Mbps data transfer rate and is ideal for alleviating desktop clutter.