Wireless bridge expanding the scope of the WIFI signal can surf the Internet at the same time wireless access external usb mobile hard disk storage content can directly download copy etc.; Data sharing wireless storage. Can build wi-fi hotspots support IOS. Android Windows a variety of operating systems tablet used in mobile phones and wireless access to the content of the SD card or USB storage devices such as movies video songs photos office documents etc. to realize cross-platform data sharing support for people to share at the same time. Has a unique data sharing function insert SD card U disk mobile hard disk such as mobile storage devices you can through the PC smartphone and tablet amount of device access and manage the files of a storage device you can through the device will file wireless storage to your U disk or mobile hard disk storage devices such as easily extend your storage space. Applicable to wireless broadcast of multimedia formats.