SIIG's USB 2.0 4-Port Hub adds 4 USB 2.0 ports to your PC or Mac desktop or notebook computer for additional multiple device connections. It delivers Hi-Speed data transfer rates up to 480Mb/s and supports simultaneous operation of multiple USB 2.0/1.1 devices. This plug-n-play 4-port hub is light and compact, ideal for user to connect external hard disks, high resolution webcam, camcorder, video surveillance camera, digital video camera, multi-channel audio and more. SIIG USB 2.0 4-Port Hub is one of many USB Hubs, Adapters & Switches available through Office Depot. Made by SIIG.