IOGEAR MediaShair Wireless Hub with SD/USB Input and Built-in Power Station, GWFRSDU Stream movies, music, photos and documents on upto 7 devices Built-in Wi-Fi network , SD card reader USB 2.0 port for flash drive or external hard drive connection Built-in battery for up to 9 hours of playback while on-the-go Ethernet port converts wired Internet to Wi-Fi Free iPod/iPhone/iPad and Android Apps Cigarette lighter charger included