Bigbruin.com has published a review on the NZXT IU01 USB Expander
A quote from the article:
>> NZXT IU01 USB Expander Review
The NZXT IU01 is a simple device that could greatly enhance the functionality of any computer case. While it isn't a must have item, it should have appeal to many enthusiasts who could either use some extra power to their front panel USB ports, use a few more internal USB connectors, or would like to mount some permanently connected USB devices inside their case.
>> NZXT IU01 USB Expander Review