If you need support for your Hemisphere, or are merely curious about Hemisphere speakers and would like some individual attention to your questions from a warm-blooded life form, contact Stephan Moore at:
stephan [at] isobelaudio [dot] com
or, during normal waking hours in the Eastern Time Zone:
+1.518.331.3131
Our physical address is:
Isobel Audio LLC
1005 Main Street, Unit 1106
Pawtucket, RI 02860
USA