This five-port USB-Hub will work with your existing WiFi router to give you wireless access to printers, media readers and external hard drives by simulating a direct USB connection that makes your computer think that the devices on the network are directly attached to the computer. Back up and access data from networked attached storage devices, play music from an MP3 player connected to a USB doc, access Web Cams eliminates the USB cable to the laptop anything in a more comfortable wireless way.