Henry, you may want to contact the friendly business people at Audiogon, because H2O Audio info page seems to be obsolete:
http://www.audiogon.com/cgi-bin/manu.pl?h2oaudio&1&showmanu&Ice+H2O+Audio
* Phone number has still Virginia area code;
* Link to web site is dead;
* Company is listed under "I"... Shouldn't it be listed under "H"?
Saluti, Guido