Originally Posted by bookworm370

Yup on both. You can even use a USB power tap as well. The only restriction is that if you use an EHD and use a 'powered' <- hub you can only plug in one EHD at a time to the hub or the receiver as E* doesn't support multiple EHD's on the USB bus. You have to unplug one EHD, wait for it to say device disconnected, then plug in the new one and wait again for the receiver to recognize the new HD.