Mutifunctional Personal Media Hub and Travel Router For Smartphone & Tablet Wi-Fi storage technology allows you to stream and share music, video, photo and data files up to 5 users Streams music, video, photo and data files over Wi-Fi from storage media to Apple iOS and Google Android mobile devices. Works with USB flash drive, USB hard disk drive and SD card. Secure your contacts, photos and videos with one-touch phone backup. Sync the drive with your Dropbox account. SMB/CIFS/Samba/HTTP server functions. Built-in fast Ethernet port to turn wired into wireless access point. Works as a wireless access point. Supports Internet pass-through access. Built-in 2600mAh battery for up to 7 hours of continuous play time. Battery works as a charger for mobile devices. Built-in USB 2.0 SD card reader. Free app is available for download from Apple App Store and Google Play. SD adapter is required for MicroSD and MiniSD. Playback time may vary depending on the amount of users, type of media being streamed, settings and other factors.