The IOGEAR MediaShair 2 Wireless Media Hub can take your movies, music, photos and documents on-the-go and share them with all your wireless devices faster and more efficiently. Plug in your SD card, USB flash drive, or portable USB hard drive into the media hub and the built-in Wi-Fi connection shares the content with up to 7 Android, iOS, or laptop devices within range. The MediaShair 2 Hub has a built-in battery for up to 9 hours of use between charges, and if your playback devices runs low on power just plug in your charging cable to the USB port and the MediaShair 2 Hub becomes a portable power station.