I've just bought a pair of the SF2--floorspeaker in Hongkong Last few days.
Now ask for helping ! How can I identify this is the original one from the
Manufactry in U.S.A? And Is it expensive or cheap that I've just bought it
for USD1000 orso? HELP!!!!!!!!!!!the serial No. is SF2CH--00110037 and
SF2CH--00390057