Additional info can be found here:
www.nightdriver.com
or
www.h2source.com/201-145-1.htm
They have not yet been released yet, however SMA is accepting pre-orders. The first units should ship in the beginning of November. Let me know if you are interested:
jrosoff@h2source.com
H2 Source price: $3,250 (plus freight)
Regards,
Jason