Get from Amazon.com : http://www.amazon.com/gp/product/B003WPDICM?tag=hawaiianlegac-20<br /><br />24-Port USB 2.0 HUB w/ AC Adapter<br /><br />1 upstream to 24 downstream USB ports <br />DC jack for connecting an external AC power supply included <br />Supports USB switching methods <br />Asynchronous notification to eliminate the need for host polling to determine if a device has been added removed and hot-plugged <br />Supports up to USB 20 480Mbsec transfer rates
