Update: INTERNATIONAL SHIPPING NOW $27 We investigated the shipping and will now ship FedEx International but will NOT pre-pay duties and will declare the value of the VU at $25, which is the true value of the investment into the production of the VU. You should not have to pay any duties or fees in Australia, Germany, France, UK, Canada.
The 3 Coil Free Positioning System requires 12 volts, and USB only provides 5 Volts. We even have sensors that detect which coil has the best connection and it shuts down the other coils that are not in use. We would LOVE to use USB, but hopefully the technology will advance and let us in the future.
We are offering a back door for Samsung Galaxy S3 (Color White or Pebble) and a slide on sleeve for the iPhone 4/S (Color Black or White). We DO NOT have adapters for the iPhone 5 or the Galaxy S4, although Samsung offers a back door for the Galaxy S4. You can find it online