the download directory includes these folders:
1) certificates/, it includes all of certificates such as FCC, CE..
2) drivers/, it includes all of drivers(mISDN, bristuff, zaptel, dahdi) for our products.
3) misc/, it contains IX100 and some relevant docs(test reports and some howtos) for openvox products.    
4) User manuals/, it includes all user manuals in English and Chinese.
5) Datasheets/, it includes all datasheets of our products.
6) firmwares/, it includes some firmwares.