The Buffalo MiniStation Air is a wireless portable hard drive with 1TB of space which can be connected to as many as 8 devices. A USB 3.0 port helps for fast file transfers if you can manage a direct connection to a Mac or PC. It allows a hotspot to be setup and can also charge a device via USB. The battery life for the MiniStation Air itself is 10 hours. It joins fellow MiniStation portable hard drives by adding a wireless option. It is $200, supported by Android and iOS apps and available in March 2014.