HyperDrive iUSBport HD - Wireless Hard Drive & USB port for iPhone, iPad & Android - Casing Only Wireless USB 3.0 Hard Drive for iPhone, iPad and Android. Expand your mobile device storage with iUSBport HD iUSBport HD creates its own wireless network to share SDXC/USB data with nearby WiFi-enabled devices Built-in SDXC expansion slot to expand your iUSBport HD storage to 256GB & more. Also works with SDHC USB 3.0 hard drive with a USB host port to connect even another USB drive (FAT, ExFAT, HFS, NTFS) to make it wireless / Also works with hundreds of apps that support HTTP, FTP, WebDAV, uPnP The internal hard disk is not included, for any issues when using the product to please contact HyperShop