It opens for me, but it seems to be a bit slow. Maybe it was briefly unreachable for some reason. Have you tried again later? What are you trying to get, a manual?
try this link instead:
http://www.echowell.com.tw/product.p...tegories_id=16
Then click the Zone 7W picture.
Alternative link to the manual:
http://www.echowell.biz/mn_other/Wireless_ins_6.pdf